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TSB List for the 2002 Chevrolet Silverado 2500

Technical Service Bulletins (TSBs) for the 2002 Silverado 2500 are official communications between Chevrolet & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

  • STEERING
  • STEERING:WHEEL AND HANDLE BAR
  • STEERING:COLUMN
  • STEERING:COLUMN LOCKING:ANTI-THEFT DEVICE
  • STEERING:GEAR BOX:SHAFT PITMAN
  • STEERING:HYDRAULIC POWER ASSIST SYSTEM
  • STEERING:LINKAGES:ARM:IDLER AND ATTACHMENT
  • STEERING:LINKAGES:TIE ROD ASSEMBLY
  • SUSPENSION
  • SUSPENSION:FRONT
  • SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY
  • SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE
  • SUSPENSION:REAR
  • SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY
  • SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE
  • BRAKES (PWS)
  • SERVICE BRAKES, HYDRAULIC
  • SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES
  • SERVICE BRAKES, HYDRAULIC:SWITCHES:BRAKE WARNING
  • SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS
  • SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER
  • SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
  • SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
  • SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE
  • SERVICE BRAKES, AIR
  • SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR
  • SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT
  • PARKING BRAKE
  • ENGINE (PWS)
  • ENGINE AND ENGINE COOLING
  • ENGINE AND ENGINE COOLING:ENGINE
  • ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
  • ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS
  • ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
  • ENGINE AND ENGINE COOLING:ENGINE:DIESEL
  • ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER
  • ENGINE AND ENGINE COOLING:COOLING SYSTEM
  • ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
  • ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
  • ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)
  • ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
  • ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR
  • ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
  • FUEL SYSTEM, GASOLINE
  • FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP
  • FUEL SYSTEM, GASOLINE:DELIVERY
  • FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
  • FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL
  • FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
  • FUEL SYSTEM, DIESEL
  • FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
  • FUEL SYSTEM, OTHER
  • FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM
  • POWER TRAIN
  • POWER TRAIN:CLUTCH ASSEMBLY
  • POWER TRAIN:CLUTCH ASSEMBLY:PEDAL/LINKAGE
  • POWER TRAIN:MANUAL TRANSMISSION
  • POWER TRAIN:AUTOMATIC TRANSMISSION
  • POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM, PCM)
  • POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT
  • POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES
  • POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER
  • POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)
  • POWER TRAIN:DRIVELINE
  • POWER TRAIN:DRIVELINE:DRIVESHAFT
  • POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT
  • POWER TRAIN:AXLE ASSEMBLY
  • POWER TRAIN:AXLE HUBS
  • ELECTRICAL SYSTEM
  • ELECTRICAL SYSTEM:HORN
  • ELECTRICAL SYSTEM:12V/24V/48V BATTERY
  • ELECTRICAL SYSTEM:IGNITION
  • ELECTRICAL SYSTEM: SOFTWARE
  • EXTERIOR LIGHTING
  • EXTERIOR LIGHTING:HEADLIGHTS
  • EXTERIOR LIGHTING:FOG LIGHTS
  • EXTERIOR LIGHTING:BRAKE LIGHTS
  • VISIBILITY:WINDSHIELD
  • VISIBILITY:GLASS, SIDE/REAR
  • VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
  • VISIBILITY:REARVIEW MIRRORS/DEVICES:INTERIOR
  • VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR
  • VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM
  • AIR BAGS
  • SEAT BELTS
  • SEAT BELTS:FRONT:RETRACTOR
  • SEAT BELTS:FRONT:BUCKLE ASSEMBLY
  • SEAT BELTS:FRONT:WARNING LIGHT/DEVICES
  • STRUCTURE
  • STRUCTURE:BODY
  • STRUCTURE:BODY:DOOR
  • STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS
  • STRUCTURE:BODY:TAILGATE
  • STRUCTURE:BODY:TAILGATE:HINGE AND ATTACHMENTS
  • STRUCTURE:BODY:HOOD:HINGE AND ATTACHMENTS
  • LATCHES/LOCKS/LINKAGES:DOORS:LATCH
  • VEHICLE SPEED CONTROL
  • VEHICLE SPEED CONTROL:ACCELERATOR PEDAL
  • VEHICLE SPEED CONTROL:CRUISE CONTROL
  • TIRES
  • TIRES:BEAD
  • WHEELS
  • SEATS
  • SEATS:FRONT ASSEMBLY:HEAD RESTRAINT
  • INTERIOR LIGHTING
  • EQUIPMENT
  • EQUIPMENT:ELECTRICAL
  • EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
  • EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)
  • EQUIPMENT:MECHANICAL
  • EQUIPMENT:OTHER:LABELS
  • EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
  • EQUIPMENT ADAPTIVE
  • EQUIPMENT:APPLIANCE:AIR CONDITIONER
  • UNKNOWN OR OTHER
  • STEERING

    • TSB #SB-10-02-33-001

      Date Announced:
      OCT 01, 2010
      NHTSA ID:
      #10036545

      BUICK/CADILLAC/CHEVROLET/GMC/OLDSMOBILE AND HUMMER: INFORMATION ON PITMAN ARM SHAFT SEAL SERVICE KIT. DO NOT REPLACE ENTIRE STEERING GEAR FOR PITMAN SEAL LEAK. Read More »

    • TSB #000235003

      Date Announced:
      FEB 01, 2007
      NHTSA ID:
      #10012089

      CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN STEERING WHEEL. *EH UPDATED *EH UPDATED. *KB Read More »

    • TSB #000235003G

      Date Announced:
      APR 01, 2005
      NHTSA ID:
      #628884

      CONCERNS THAT CLUNK NOISE CAN BE HEARD COMING FROM UNDER THE HOOD ALSO FELT IN THE STEERING WHEEL. *TT UPDATED *EH GM ADMINISTRATIVE MESSAGE. *TT Read More »

    • TSB #0502118001

      Date Announced:
      JAN 01, 2005
      NHTSA ID:
      #10013457

      QUADRASTEER INTERMITTENT SERVICE 4-WHEEL STEER MESSAGE. *TT Read More »

    • TSB #030235006

      Date Announced:
      DEC 01, 2004
      NHTSA ID:
      #10005165

      REVISED STEERING WHEEL REPLACEMENT PROCEDURE. *TT Read More »

    • TSB #000235003E

      Date Announced:
      AUG 01, 2004
      NHTSA ID:
      #10011223

      CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN STEERING WHEEL. THIS BULLETIN REPLACES PREVIOUS BULLETIN 00-02-35-003E. *TT Read More »

    • TSB #000235003C

      Date Announced:
      APR 01, 2004
      NHTSA ID:
      #10004716

      CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN THE STEERING WHEEL. *TT Read More »

    • TSB #01567

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005407

      QUADRASTEER SERVICE UPDATE. SIT BULLETIN 1411394. *TT Read More »

    • TSB #01736

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006353

      SERVICE 4 WHEEL STEER MESSAGE WITH DIAGNOSTIC TROUBLE CODE (DTC) C0455. SIT BULLETIN 1459978. *TT Read More »

    • TSB #01634A

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007276

      SUPPLEMENT TO 00-02-35-003D - CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN THE STEERING WHEEL. *TT Read More »

    • TSB #00537C

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005488

      QUADRASTEER PARTS RESTRICTION. AVAILABLE PARTS. SERVICE VME. SIT BULLETIN 1403216. *TT Read More »

    • TSB #01634

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007231

      INTERMEDIATE STEERING SHAFT SERVICE KIT. SERVICE VME. *TT Read More »

    • TSB #00299A

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007570

      NOISE FROM STEERING AT LOW SPEEDS. *TT Read More »

    • TSB #030236002

      Date Announced:
      AUG 01, 2003
      NHTSA ID:
      #10012577

      REVISED STEERING WHEEL POSITION SENSOR OR STEERING SHAFT LOWER BEARING REPLACEMENT PROCEDURE AND STEERING WHEEL POSITION SENSOR CENTERING PROCEDURE. *EH Read More »

    • TSB #000235003B

      Date Announced:
      JAN 01, 2003
      NHTSA ID:
      #10000950

      CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN THE STEERING WHEEL. *TT Read More »

    • TSB #201201

      Date Announced:
      DEC 20, 2001
      NHTSA ID:
      #629649

      SUBJECT REGARDING STEERING CLUNK NOISE. *TT Read More »

    • TSB #171201

      Date Announced:
      DEC 17, 2001
      NHTSA ID:
      #629629

      SUBJECT REGARDING STEERING SHAFT CLUNK CONDITION. *TT Read More »

    STEERING:WHEEL AND HANDLE BAR

    • TSB #040902

      Date Announced:
      APR 09, 2002
      NHTSA ID:
      #636519

      SOME 2500 HD AND 1500 HD CREW CAB MODELS MAY EXHIBIT A STEERING COLUMN RATTLE OR NOISE ESPECIALLY DURING LOW SPEED PARKING LOT TURNING MANEUVERS. *TT Read More »

    STEERING:COLUMN

    • TSB #000235003N

      Date Announced:
      APR 01, 2008
      NHTSA ID:
      #10025148

      CLUNKING NOISE UNDER HOOD AND CAN BE FELT IN STEERING WHEEL AND/OR STEERING COLUMN (REPLACE UPPER INTERMEDIATE STEERING SHAFT [I-SHAFT] ASSEMBLY). *PE Read More »

    STEERING:COLUMN LOCKING:ANTI-THEFT DEVICE

    • TSB #040602

      Date Announced:
      JUN 04, 2002
      NHTSA ID:
      #637186

      THE SUBJECT OF THIS SERVICE VOICEMAIL IS FOR THE VEHICLE THEFT DETERRENT, VTD, LEARN PROCEDURE. *TT Read More »

    STEERING:GEAR BOX:SHAFT PITMAN

    • TSB #SB-10-02-33-001

      Date Announced:
      OCT 01, 2010
      NHTSA ID:
      #10036545

      BUICK/CADILLAC/CHEVROLET/GMC/OLDSMOBILE AND HUMMER: INFORMATION ON PITMAN ARM SHAFT SEAL SERVICE KIT. DO NOT REPLACE ENTIRE STEERING GEAR FOR PITMAN SEAL LEAK. Read More »

    STEERING:HYDRAULIC POWER ASSIST SYSTEM

    • TSB #3386

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10013533

      LACK OF STEERING ASSIST OR SHUDDER DURING PARKING LOT TYPE MANEUVERS. *TT Read More »

    STEERING:LINKAGES:ARM:IDLER AND ATTACHMENT

    • TSB #3499

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10014899

      STEERING IDLER ARM INSPECTION PROCEDURE. *TT Read More »

    STEERING:LINKAGES:TIE ROD ASSEMBLY

    SUSPENSION

    • TSB #3009

      Date Announced:
      MAY 01, 2008
      NHTSA ID:
      #10021013

      SUSPENSION VIBRATION OR FRAME BEAMING AT 40 - 60 MPH. *KB UPDATED 8/25/08. *PE Read More »

    • TSB #030310001

      Date Announced:
      JAN 01, 2008
      NHTSA ID:
      #10000959

      TIRE SLOWLY GOES FLAT AND/OR EXCESSIVE WHEEL VIBRATION CAUSED BY BEAD SPLITS (REPLACE WHEELS WITH NEW HEAVY DUTY RIM VERSION) *TT *AR UPDATED 4/11/08. *NJ Read More »

    • TSB #030309002

      Date Announced:
      JUL 01, 2007
      NHTSA ID:
      #10005181

      REAR LEAF SPRING SLAP OR CLUNK NOISE (REPLACE SPRING INSERTS) *TT UPDATED 10/18/07. *NJ Read More »

    • TSB #010310010

      Date Announced:
      JAN 01, 2007
      NHTSA ID:
      #10021116

      INSPECTION OF TIRE AND WHEEL SIZE PRIOR TO DIAGNOSIS OF TRANSMISSION SHIFTS, POOR PERFORMANCE, SPEEDOMETER, CRUISE CONTROL CONCERNS. *KB Read More »

    • TSB #030308002

      Date Announced:
      DEC 01, 2005
      NHTSA ID:
      #10002851

      RATTLE/SQUEAK FROM FRONT OF VEHICLE. *TT *AR Read More »

    • TSB #030310006

      Date Announced:
      SEP 01, 2005
      NHTSA ID:
      #10005554

      REFERENCE GUIDE FOR THE TECHNICIAN TO UPGRADE A VEHICLE FROM FACTORY WHEELS AND TIRES TO 20 INCH WHEELS AND TIRES, WHICH ARE AVAILABLE THROUGH GMSPO. *TT Read More »

    • TSB #020307002

      Date Announced:
      MAR 01, 2005
      NHTSA ID:
      #10014945

      REVISED FRONT CASTER AND CAMBER ADJUSTMENT PROCEDURE. ORIGINAL NOT YET RECEIVED. *TT Read More »

    • TSB #010310010C

      Date Announced:
      SEP 01, 2004
      NHTSA ID:
      #628870

      INSPECTION OF TIRE AND WHEEL SIZE PRIOR TO DIAGNOSIS OF TRANSMISSION SHIFTS, POOR PERFORMANCE, SPEEDOMETER, CRUISE CONTROL CONCERNS. BULLETIN 01-03-10-010B NOT RECEIVED. *TT Read More »

    • TSB #01555

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005395

      D HEIGHT SPECIFICATION MISSING FROM SI. SIT BULLETIN 1410632. *TT Read More »

    • TSB #00313

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10008867

      SQUEAK OR CREAK NOISE FROM UNDERBODY OVER BUMPS. *MJ Read More »

    • TSB #270901

      Date Announced:
      SEP 27, 2001
      NHTSA ID:
      #626427

      SOME VEHICLES EQUIPPED WITH 4-WHEEL DRIVE EXTENDED CAB AND SHORT BED MAY EXPERIENCE A BUMP OR CLUNK ON STOP OR ACCELERATION. *SLC Read More »

    • TSB #3009A

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10008845

      SUSPENSION VIBRATION OR FRAME BEAMING AT 40 -60 MPH. *MJ Read More »

    SUSPENSION:FRONT

    SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY

    • TSB #060309004N

      Date Announced:
      OCT 31, 2019
      NHTSA ID:
      #10168206

      This technical bulletin provides a procedure to apply grease to the leaf springs to correct a condition of a squeak noise from the metals making contact. Read More »

    SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE

    • TSB #3340

      Date Announced:
      SEP 23, 2006
      NHTSA ID:
      #10020874

      LEFT FRONT AXLE SHAFT DIFFICULT TO REMOVE. AXLE DIFFERENTIAL LEAK SEAL SHAFT. *KB Read More »

    SUSPENSION:REAR

    • TSB #PIP4054A

      Date Announced:
      FEB 01, 2008
      NHTSA ID:
      #10024345

      EATON LOCKING DIFFERENTIAL CHATTER SHUDDER NOISE ON TURNS, EQUIPPED WITH A LOCKING REAR DIFFERENTIAL RPO G80. *NJ UPDATED 7/17/2008. *PE Read More »

    • TSB #3000A

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10008901

      REAR AXLE LOCKING DIFFERENTIAL CHATTER SHUDDER NOISE ON TURNS. *MJ Read More »

    • TSB #3028

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10008797

      REPLACEMENT TAILGATE CABLES BIND AT SHOULDER BOLT. *MJ Read More »

    SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY

    • TSB #06-03-09-004H

      Date Announced:
      JUL 17, 2017
      NHTSA ID:
      #10108599

      This technical bulletin provides a procedure to lube the rear leaf springs on vehicles with the condition of a squeak noise originating from the rear of the vehicle. Read More »

    • TSB #030309002

      Date Announced:
      JUL 01, 2007
      NHTSA ID:
      #10005181

      REAR LEAF SPRING SLAP OR CLUNK NOISE (REPLACE SPRING INSERTS) *TT UPDATED 10/18/07. *NJ Read More »

    SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE

    BRAKES (PWS)

    • TSB #PIT3665H

      Date Announced:
      JUN 24, 2019
      NHTSA ID:
      #10162149

      This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »

    • TSB #PIT4907A

      Date Announced:
      NOV 09, 2012
      NHTSA ID:
      #10112560

      This Preliminary Information communication provides information to the technician about brake rotors on new vehicles and replacement parts from General Motors Service Parts Operations. Read More »

    • TSB #PIT3665C

      Date Announced:
      NOV 06, 2012
      NHTSA ID:
      #10112546

      This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »

    SERVICE BRAKES, HYDRAULIC

    • TSB #PIT3665C

      Date Announced:
      NOV 06, 2012
      NHTSA ID:
      #10112546

      This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »

    • TSB #040523001A

      Date Announced:
      OCT 01, 2004
      NHTSA ID:
      #10011125

      LOW BRAKE PEDAL, RED BRAKE LIGHT ON, BRAKE SYSTEM WARNING MESSAGE ON. *TT UPDATED *EH Read More »

    • TSB #040523005

      Date Announced:
      JUN 01, 2004
      NHTSA ID:
      #10012141

      AVAILABILITY OF REAR WHEEL MUD FLAPS TO REDUCE DEBRIS BUILD-UP ON REAR BRAKE CALIPERS AND/OR REAR WHEELS. *TT Read More »

    • TSB #02053

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007739

      INFORMATION ON RESURFACING THE PARK BRAKE PORTION OF THE REAR BRAKE ROTOR. *TT Read More »

    • TSB #000523005B

      Date Announced:
      JUN 01, 2003
      NHTSA ID:
      #10002132

      RIGHT REAR INNER BRAKE PAD WEAR. VARIOUS MODLES INCLUDING THE 2004 SILVERADO AND SIERRA. *TT Read More »

    • TSB #020522004B

      Date Announced:
      OCT 01, 2002
      NHTSA ID:
      #10000171

      TRAILER BRAKES APPLIED WHEN HEADLIGHTS / PARK LAMPS ARE ON, BRAKE CONTROLLER ILLUMINATION. *TT Read More »

    • TSB #020523004

      Date Announced:
      OCT 01, 2002
      NHTSA ID:
      #10000572

      SOME VEHICLES MAY EXHIBIT A REDUCED BRAKE POWER MESSAGE ON THE DRIVER'S INFORMATION CENTER (DIC). *TT Read More »

    • TSB #020522004

      Date Announced:
      SEP 01, 2002
      NHTSA ID:
      #10000067

      TRAILER BRAKES APPLIED WHEN HEADLIGHTS / PARK LAMPS ARE ON, BRAKE CONTROLLER ILLUMINATION. *TT Read More »

    • TSB #020522004A

      Date Announced:
      SEP 01, 2002
      NHTSA ID:
      #10000061

      TRAILER BRAKES APPLIED WHEN HEADLIGHTS / PARK LAMPS ARE ON, BRAKE CONTROLLER ILLUMINATION. *TT Read More »

    SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES

    • TSB #PIT3665E

      Date Announced:
      JAN 31, 2017
      NHTSA ID:
      #10113364

      This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn. Read More »

    SERVICE BRAKES, HYDRAULIC:SWITCHES:BRAKE WARNING

    • TSB #100901

      Date Announced:
      SEP 10, 2001
      NHTSA ID:
      #626161

      VEHICLES MAY EXPERIENCE THE BRAKE SYSTEM WARNING LIGHT NOT ILLUMINATING. *SLC Read More »

    SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS

    • TSB #180202

      Date Announced:
      FEB 18, 2002
      NHTSA ID:
      #629811

      CUSTOMERS MAY COMMENT ABOUT A BRAKE SQUEAK OR A NOISE, PARTICULARLY AFTER A COLD SOAK AND ON THE FIRST BRAKE APPLICATION. *TT Read More »

    SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER

    • TSB #SB-13-05-22-001

      Date Announced:
      SEP 01, 2014
      NHTSA ID:
      #10054261

      CHEVROLET/GMC/CADILLAC: ANYTIME HYDRAULIC BRAKE PIPES ASSEMBLY NEED REPLACING, PRE-FORMED AND PRE-FLARED BRAKE PIPES ARE AVAILABLE, EXCEPT REAR AXLE CROSSOVER PIPE. Read More »

    SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS

    • TSB #SB-13-05-22-001

      Date Announced:
      SEP 01, 2014
      NHTSA ID:
      #10054261

      CHEVROLET/GMC/CADILLAC: ANYTIME HYDRAULIC BRAKE PIPES ASSEMBLY NEED REPLACING, PRE-FORMED AND PRE-FLARED BRAKE PIPES ARE AVAILABLE, EXCEPT REAR AXLE CROSSOVER PIPE. Read More »

    SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

    • TSB #030525007

      Date Announced:
      MAY 01, 2009
      NHTSA ID:
      #10004310

      ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS (CLEAN WHEEL SPEED SENSOR MOUNTING SURFACE). *TT UPDATED 10/23/09. *PE Read More »

    SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE

    • TSB #040525002B

      Date Announced:
      NOV 01, 2005
      NHTSA ID:
      #10008659

      ANTI-LOCK BRAKE SYSTEM (ABS) LIGHT ON, DIAGNOSTIC TROUBLE CODES (DTCS) C0265, C0201, U1041 SET AND/OR LOSS OF COMMUNICATION WITH BRAKE MODULE. *TT UPDATE. *TT Read More »

    SERVICE BRAKES, AIR

    • TSB #020526001B

      Date Announced:
      JAN 01, 2005
      NHTSA ID:
      #10006115

      REAR PARKING BRAKE SHOE RETAINING SPRING CLIP SERVICE KIT FOR DRUM-IN-HAT (DIH) EQUIPPED VEHICLES. *TT UPDATE. *TT Read More »

    SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR

    • TSB #05068

      Date Announced:
      SEP 01, 2005
      NHTSA ID:
      #10016715

      PRODUCT SAFETY RECALL REGARDING FRONT WHEEL SPEED SENSOR CORROSION. *TT Read More »

    • TSB #3455

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10017232

      SUPPLEMENT TO 04094 FRONT WHEEL SPEED SENSOR CORROSION. *TT Read More »

    SERVICE BRAKES, AIR:ANTILOCK:ABS WARNING LIGHT

    • TSB #040525002

      Date Announced:
      JUN 01, 2007
      NHTSA ID:
      #10022470

      ABS LIGHT ON, DTC'S C0265, C0201, U1041 SET AND/OR LOSS OF COMMUNICATION WITH BRAKE MODULE. (REGROUND EBCM GROUND). *KB Read More »

    PARKING BRAKE

    • TSB #020526001B

      Date Announced:
      JAN 01, 2005
      NHTSA ID:
      #10006115

      REAR PARKING BRAKE SHOE RETAINING SPRING CLIP SERVICE KIT FOR DRUM-IN-HAT (DIH) EQUIPPED VEHICLES. *TT UPDATE. *TT Read More »

    • TSB #020526002

      Date Announced:
      OCT 01, 2002
      NHTSA ID:
      #10000172

      SCRAPING NOISE FROM REAR OF VEHICLE. *TT Read More »

    ENGINE (PWS)

    • TSB #16NA383

      Date Announced:
      MAY 08, 2020
      NHTSA ID:
      #10176607

      This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels ... Read More »

    • TSB #PI1394A

      Date Announced:
      AUG 29, 2016
      NHTSA ID:
      #10082869

      THIS INFORMATIONAL BULLETIN PROVIDES ADDITIONAL INFORMATION ON HOW TO INSTALL PISTONS AND SUGGEST WHAT TOOLS TO USE. Read More »

    • TSB #000601012F

      Date Announced:
      AUG 02, 2016
      NHTSA ID:
      #10082814

      THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION TO GM DEALERS ON THE CORRECT CLEANING METHODS WHEN CLEANING ENGINE GASKET SEALING SURFACES. Read More »

    • TSB #SB-080604003-C

      Date Announced:
      SEP 01, 2014
      NHTSA ID:
      #10056354

      GMC/CHEVROLET: ENGINES, WITH EGR SYSTEM, HAS LEAKAGE FROM EGR COOLER ENGINE COOLANT INTO THE COMBUSTION CHAMBER. MODEL 2002-15 SILVERADO, SIERRA, 2004-09 KODIAK C4500-C5500, TOPKICK C4500-C5500, 2006-15 EXPRESS, SAVANA. Read More »

    ENGINE AND ENGINE COOLING

    • TSB #PIP5540D

      Date Announced:
      FEB 19, 2019
      NHTSA ID:
      #10154306

      This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. Read More »

    • TSB #PIP5540B

      Date Announced:
      DEC 06, 2018
      NHTSA ID:
      #10154566

      This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. Read More »

    • TSB #06-06-01-007I

      Date Announced:
      OCT 02, 2015
      NHTSA ID:
      #10126346

      This informational bulletin provides information to dealership personnel on identifying Duramax Diesel overpower engine breakdown or non-function due to aftermarket power-up devices vs. Read More »

    • TSB #PI1394

      Date Announced:
      JAN 16, 2015
      NHTSA ID:
      #10139422

      This preliminary informational bulletin provides technicians an engine repair tip for installation of pistons. Read More »

    • TSB #PI1391

      Date Announced:
      JAN 15, 2015
      NHTSA ID:
      #10139418

      This preliminary informational bulletin provides a diagnostic tip for coolant leak at oil cooler inlet pipe o-ring after service engine replacement. Read More »

    • TSB #PIP5226

      Date Announced:
      SEP 24, 2014
      NHTSA ID:
      #10112251

      This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Read More »

    • TSB #PIP5163A

      Date Announced:
      JUL 17, 2014
      NHTSA ID:
      #10112116

      This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or ... Read More »

    • TSB #PIP5163

      Date Announced:
      NOV 01, 2013
      NHTSA ID:
      #10112331

      This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or ... Read More »

    • TSB #PIT3173C

      Date Announced:
      DEC 12, 2012
      NHTSA ID:
      #10112641

      This Preliminary Information communication provides information to the technician that fluid contamination may be directed to one of the following testing centers according to the type of fluid needing testing. Read More »

    • TSB #06-06-01-007G

      Date Announced:
      OCT 15, 2012
      NHTSA ID:
      #10118639

      This informational bulletin provides Information on Identifying Duramax Diesel Overpower Engine Breakdown/Non-Function Due to Aftermarket Power-Up Devices vs Non Overpower Engine Non-Function of Pistons, Cylinders, Valvetrain Components, ... Read More »

    • TSB #PIP-4138K

      Date Announced:
      JAN 01, 2011
      NHTSA ID:
      #10037933

      GM: THE SERVICE ENGINE SOON LIGHT IS ON, THERE IS ALSO A MISFIRE OR ENGINE NOISE. THERE ARE MULTIPLE POSSIBLE CAUSES. *RM Read More »

    • TSB #3187

      Date Announced:
      JUN 01, 2009
      NHTSA ID:
      #10010865

      ENGINE LOW POWER WILL NOT GO OVER 2300 RPMS. *EH UPDATED 6/11/10. *PE Read More »

    • TSB #3317

      Date Announced:
      DEC 01, 2008
      NHTSA ID:
      #10017214

      HARD START / NO START OUTSIDE TEMPERATURES BELOW FREEZING. *TT UPDATED 7/13/09. *PE Read More »

    • TSB #030604036

      Date Announced:
      OCT 01, 2006
      NHTSA ID:
      #10012561

      INFORMATION ON SERVICING FUEL INJECTORS TO AVOID CONTAMINATION. *EH UPDATED 03-19-07. *KB Read More »

    • TSB #050604024

      Date Announced:
      MAR 01, 2005
      NHTSA ID:
      #10015008

      REVISED DIAGNOSTIC TROUBLE CODE (DTC) P1172 AND DTC P2636. *TT Read More »

    • TSB #050604025

      Date Announced:
      MAR 01, 2005
      NHTSA ID:
      #10015009

      REVISED DIAGNOSTIC TROUBLE CODE (DTC) U2104. *TT Read More »

    • TSB #040604088

      Date Announced:
      MAR 01, 2005
      NHTSA ID:
      #10014959

      REPLACEMENT OF CONNECTOR WHEN REPLACING FUEL TANK MODULE/FUEL PUMP MODULE. *TT Read More »

    • TSB #050090001

      Date Announced:
      JAN 01, 2005
      NHTSA ID:
      #10013446

      INFORMATION ON THE PROPER AIR FILTER FOR THE DURAMAX DIESEL. *EH Read More »

    • TSB #020601023C

      Date Announced:
      NOV 01, 2004
      NHTSA ID:
      #10012750

      OIL LEAK AT COOLER TO ENGINE BLOCK MATING SURFACE. *EH Read More »

    • TSB #030602005A

      Date Announced:
      OCT 01, 2004
      NHTSA ID:
      #10002857

      ENGINE COOLANT LOSS WITH NO VISIBLE LEAKS. *TT UPDATED *EH Read More »

    • TSB #040604007A

      Date Announced:
      APR 01, 2004
      NHTSA ID:
      #10012594

      SERVICE ENGINE SOON (SES) LIGHT, P0087, P0093, P1093, LOW POWER, NO START, HARD START, FUEL IN CRANKCASE. THIS SERVICE BULLETIN REPLACES 040604007. *EH Read More »

    • TSB #040603002

      Date Announced:
      FEB 01, 2004
      NHTSA ID:
      #10012703

      DIAGNOSTIC INFORMATION FOR INTERMITTENT VEHICLE NO CRANK DEAD BATTERY. *EH Read More »

    • TSB #3147

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10009957

      CONCERNS REGARDING BULLETIN 00-02-35-003F. ALL FULL SIZE TRUCKS AND UTILITIES AND HUMMER PARTS AVAILABLE. *TC Read More »

    • TSB #3121

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10010187

      6.6 LB7 ENGINE WITH A NO CHARGE CONDITION WITH DIAGNOSTIC TROUBLE CODE P0380 P0621. *SC Read More »

    • TSB #3107

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10010197

      P0420 AND P0430 DTSC IN THE DETROIT, MICHIGAN AREA WITH GEN III V-8 ENGINES. *SC Read More »

    • TSB #3160

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10010041

      GAS ENGINES EXHAUST BUZZ OR RATTLE NOISE. *TC Read More »

    • TSB #3121

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10010056

      EXHAUST VIBRATION RESONANCE OR MOAN. (2004-2005 GMC DENALI) *SC Read More »

    • TSB #3024

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10010076

      GEN III ENGINE COATED PISTON INFORMATION. *TC Read More »

    • TSB #01225

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007717

      ENGINE COOLANT LEAK AT INTAKE GASKET. * MJ Read More »

    • TSB #3097

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10010242

      OIL PAN OR OIL COOLER LINE LEAK. *SC Read More »

    • TSB #11062003

      Date Announced:
      NOV 06, 2003
      NHTSA ID:
      #10013155

      AIRFLOW SENSOR PROBLEM. *EH Read More »

    • TSB #030601011

      Date Announced:
      MAR 01, 2003
      NHTSA ID:
      #10001292

      ACCESSORY DRIVE BELT WHINE. *TT Read More »

    • TSB #020604058

      Date Announced:
      DEC 01, 2002
      NHTSA ID:
      #10000741

      SERVICE ENGINE SOON LAMP ILLUMINATED, FALSE DIAGNOSTIC TROUBLE CODES P0181 AND/ OR P0116. *TT Read More »

    • TSB #020601038

      Date Announced:
      DEC 01, 2002
      NHTSA ID:
      #10000763

      ENGINE KNOCK OR LIFTER NOISE. *TT Read More »

    • TSB #3232

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10011692

      MISFIRE AT IDLE COLD AND POSSIBLE P0171 AND OR P0174. *EH Read More »

    • TSB #3193

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10010647

      EXCESSIVE OIL CONSUMPTION. *EH Read More »

    • TSB #3299

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10013563

      DIESEL OIL LEAK FROM PCV VENT TUBE. *EH Read More »

    • TSB #3312

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10017208

      NO START, HARD START, LOSS OF POWER, OR WHITE SMOKE. *TT Read More »

    • TSB #3214

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10011607

      ENGINE LOW OIL LIGHT ON THE DIC. *EH Read More »

    • TSB #3375

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10014923

      ROUGH IDLE, SERVICE ENGINE SOON (SES)LIGHT, UNSTABLE IDLE, HESITATION, SURGE OR STALLING. WITH DIAGNOSTIC TROUBLE CODES P0300, P0335 OR P0336. *TT Read More »

    • TSB #3380

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10014932

      OIL LEAK FROM THE PCV VENT TUBE. *TT Read More »

    • TSB #3239

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10011743

      LB7 ENGINE VIBRATION MISS OR RUNS ROUGH NO DIAGNOSTIC TROUBLE CODE. THIS ALSO INCLUDES LB7 C2 C3 C4 C5 D4 D5 E4 E5 K2 K3. *EH Read More »

    • TSB #3292

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10013512

      DIESEL ENGINE BALANCE RATES ALL SHOWING ZERO. *EH Read More »

    • TSB #3011B

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10010872

      ENGINE OIL LEAK AT MAIN BERING SIDE BOLT. *EH Read More »

    ENGINE AND ENGINE COOLING:ENGINE

    • TSB #3317

      Date Announced:
      DEC 01, 2008
      NHTSA ID:
      #10017214

      HARD START / NO START OUTSIDE TEMPERATURES BELOW FREEZING. *TT UPDATED 7/13/09. *PE Read More »

    • TSB #030604030

      Date Announced:
      MAR 01, 2007
      NHTSA ID:
      #10002166

      MULTIPLE DRIVEABILITY SYMPTOMS OF LONG OR HARD STARTS, CHUGGLE, ROUGH IDLE AND LIGHT OR INTERMITTENT MISFIRE DUE TO CLOGGED FUEL INJECTORS. *TT Read More »

    • TSB #040604001

      Date Announced:
      DEC 01, 2006
      NHTSA ID:
      #10011126

      VARIOUS INTERMITTENT DRIVEABILITY CONDITIONS - HESITATION, LACK OF POWER, ETC. *TT Read More »

    • TSB #040604007

      Date Announced:
      OCT 01, 2006
      NHTSA ID:
      #10008460

      SERVICE ENGINE SOON (SES) LIGHT, P0087, P0093, P1093, LOW POWER, NO START, HARD START, FUEL IN CRANKCASE. *TT Read More »

    • TSB #030693001

      Date Announced:
      MAY 01, 2006
      NHTSA ID:
      #10020839

      DIAGNOSTIC INFORMATION ON TURBOCHARGER MALFUNCTION DUE TO LACK OF ENGINE OIL FOR LBZ, LB7, AND LLY DURAMAX DIESEL ENGINE. *KB Read More »

    • TSB #060601003

      Date Announced:
      JAN 01, 2006
      NHTSA ID:
      #10019474

      INFORMATION ON LONGER MAIN BEARING CAP BOLTS REQUIRED FOR CERTAIN 2001-2006 LB7, LLY, LBZ DURAMAX DIESEL ENGINES. *TT Read More »

    • TSB #040604007E

      Date Announced:
      OCT 01, 2005
      NHTSA ID:
      #10012150

      SERVICE ENGINE SOON (SES) LIGHT, P0087, P0093, P1093, LOW POWER, NO START, HARD START, FUEL IN CRANKCASE. *TT Read More »

    • TSB #040604070

      Date Announced:
      AUG 01, 2005
      NHTSA ID:
      #10012715

      INFORMATION ON THE REVISED FUEL FILTER FOR THE 6.6L DURAMAX DIESEL. *TT Read More »

    • TSB #050604029

      Date Announced:
      JUN 01, 2005
      NHTSA ID:
      #10017336

      FLEXIBLE FUEL (RPO L59) ROUGH IDLE, MISFIRE, MALFUNCTION INDICATOR LAMP DIAGNOSTIC TROUBLE CODE P0300. *TT Read More »

    • TSB #040602006

      Date Announced:
      JUN 01, 2005
      NHTSA ID:
      #10011206

      ENGINE OVERHEATING. *TT Read More »

    • TSB #050604008

      Date Announced:
      APR 01, 2005
      NHTSA ID:
      #10017337

      DIAGNOSTIC TROUBLE CODE (DTC) P1172 OR P2636, FUEL GAUGE READS EMPTY, SERVICE ENGINE SOON (SES) LIGHT ON. *TT Read More »

    • TSB #702

      Date Announced:
      FEB 01, 2005
      NHTSA ID:
      #10016371

      DURAMAX AIR FILTER. GM TECH LINKS. *TT Read More »

    • TSB #050604007

      Date Announced:
      FEB 01, 2005
      NHTSA ID:
      #10017460

      POOR ENGINE PERFORMANCE - MISFIRE, ROUGH IDLE, STALLS, ENGINE CRANKS BUT DOES NOT RUN, SERVICE ENGINE SOON/CHECK ENGINE LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE (DTC) P0300 SET. *TT Read More »

    • TSB #030604041

      Date Announced:
      FEB 01, 2005
      NHTSA ID:
      #10004377

      POOR ENGINE PERFORMANCE - MISFIRE, ROUGH IDLE, SERVICE ENGINE SOON/CHECK ENGINE LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODE (DTC) P0300 SET. *TT Read More »

    • TSB #020601022C

      Date Announced:
      JAN 01, 2005
      NHTSA ID:
      #10004742

      INFORMATION ON ENGINE TICKING. INCLUDING 2004 CHEVROLET KODIAK C45/C5500 SERIES AND 2004 GMC TOPKICK C4500/C5500 SERIES. *TT UPDATE. *TT Read More »

    • TSB #040601018

      Date Announced:
      JUN 01, 2004
      NHTSA ID:
      #10012143

      INFORMATION ON REVISED DESIGN OF INTAKE GASKET AND RELATED BOLTS FOR 2004 MID-YEAR ENHANCEMENT AND PRIOR YEAR SERVICE USAGE. *TT Read More »

    • TSB #040604040

      Date Announced:
      JUN 01, 2004
      NHTSA ID:
      #10012155

      IDLE INSTABILITY, LOW OR ROUGH IDLE WITH ELECTRONIC THROTTLE CONTROL. *TT Read More »

    • TSB #030601024A

      Date Announced:
      MAR 01, 2004
      NHTSA ID:
      #10004301

      RATTLE NOISE IN ENGINE. *TT Read More »

    • TSB #02029

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006934

      INACCURATE FUEL GAUGE READINGS AND/OR ENGINE STALL. *MR Read More »

    • TSB #01119A

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007576

      ROLL-OUT FOR THE GEN III SMALL BLOCK ENGINES WITH IRIDIUM SPARK PLUGS. ALSO INCLUDES 2003/2004 M/L VANS. *TT Read More »

    • TSB #00700A

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007584

      4.3L L35 ENGINE WIDE OPEN THROTTLE DIAGNOSTIC TROUBLE CODE (DTC) P0335, P0336, P0339. *TT *MJ Read More »

    • TSB #00266

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007596

      LOSS OF POWER, HESITATES ON ACCELERATION ON 4.8, 5.3 AND 6.0 ENGINES COUPLED WITH THE 4L60E OR 4L65E TRANSMISSION. *TT Read More »

    • TSB #00872A

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007916

      OIL PAN OR OIL COOLER LINE LEAK ON GEN III V-8 ENGINES EQUIPPED WITH AN OIL COOLER. *TT Read More »

    • TSB #01353

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007937

      ENGINE MISFIRE DUE TO INJECTOR FRETTING CORROSION. *TT Read More »

    • TSB #00764B

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007271

      6.6L DIESEL ENGINE ROUGH IDLE, CLATTER, STALL AND/OR DIAGNOSTIC TROUBLE CODE (DTC) P1223. *TT Read More »

    • TSB #00733A

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007275

      LOW OIL LIGHT ON THE DIC DURING ENGINE START. *TT Read More »

    • TSB #3038

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10009648

      ENGINE TICK, RATTLE OR KNOCK NOISE AFTER CYLINDER HEAD GASKET REPLACEMENT ON THE 6.0L ENGINE. *TT Read More »

    • TSB #01499

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005481

      2004 6.6L DURAMAX LB7 ENGINES WITH EXTENDED CRANK DURING HOT ENGINE RESTART. DIAGNOSTIC TROUBLE CODE (DTC) P0193 MAY OR MAY NOT BE SET. SIT BULLETIN 1402202. *TT Read More »

    • TSB #01774

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006256

      6.6L LB7 REPEAT ENGINE OIL LEAK (LEFT SIDE) #2 MAIN BEARING CROSS BOLT. *MR Read More »

    • TSB #3086

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10009512

      WHISTLE NOISE FROM THE THROTTLE BODY AREA ON LIGHT THROTTLE ACCELERATION ON VEHICLES WITH GEN III ENGINES AND ELECTRONIC THROTTLE. *TT Read More »

    • TSB #00969A

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005469

      ENGINE WHISTLE NOISE. *TT Read More »

    • TSB #3011

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10008780

      REPEAT ENGINE OIL LEAK AT MAIN BEARING SIDE BOLT. *TT Read More »

    • TSB #3015

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10008781

      6.0L LQ4 VIN U ENGINE RESTRICTION. *TT Read More »

    • TSB #3004

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10008891

      4.8L 5.3L 6.6L 8.1L P1285 P1286 OR P2133 AFTER REPLACING APP SENSOR. *MJ Read More »

    • TSB #3055

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10009666

      SERVICE ENGINE SOON LIGHT WITH A P0300 MISFIRE DUE TO MISFIRES MAINLY ON CYLINDER 7. *TT Read More »

    • TSB #00609B

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007527

      LOW POWER, WILL NOT GO OVER 2300 RPMS. 6.6L LB7 ENGINE. *TT Read More »

    • TSB #00428E

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007848

      HIGHER THAN EXPECTED OIL CONSUMPTION EVEN AFTER THE INTAKE BOLTS WERE REPLACED PER 02-06-01-035. *TT Read More »

    • TSB #02051

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007737

      INTERMITTENT SERVICE ENGINE SOON (SES) LIGHT COMES ON AND CODE P0700 ALONG WITH DIAGNOSTIC TROUBLE CODE P0742 STORED. *TT Read More »

    • TSB #01484

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005499

      GEN III REPLACEMENT FLYWHEEL BOLT HOLES LARGER THAN ORIGINAL PART. THE BOLT HOLES FOR THE CRANK SHAFT IN THE REPLACEMENT FLYWHEEL ARE LARGER THAN THE HOLES IN THE ORIGINAL PART. SIT BULLETIN 1400596. Read More »

    • TSB #00678B

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007286

      ENGINE OVERHEATS ON VEHICLES EQUIPPED WITH RPO VYU SNOWPLOW PREP PACKAGE. *TT Read More »

    • TSB #030604065

      Date Announced:
      DEC 01, 2003
      NHTSA ID:
      #10005184

      LACK OF PASSENGER COMPARTMENT HEAT AND/OR RAISED/ROUGH IDLE AFTER START AND/OR P0128 DIAGNOSTIC TROUBLE CODE (DTC) STORED WITH NO SERVICE ENGINE SOON LIGHT ILLUMINATED. *TT Read More »

    • TSB #01415

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004219

      CAM SENSOR CONNECTOR DOES NOT FIT SENSOR WHEN ENGINE IS REPLACED. *TT Read More »

    • TSB #00634A

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004162

      GEN III ENGINE NOISE AFTER HOT SOAK RESTART. *TT Read More »

    • TSB #100903

      Date Announced:
      OCT 09, 2003
      NHTSA ID:
      #10004986

      DURAMAX DIESEL FUEL IN OIL DIAGNOSTICS REVISITED. GM VOICEMAIL LOG. THIS INCLUDES C4500 AND 5500 TRUCKS. *TT Read More »

    • TSB #100803

      Date Announced:
      OCT 08, 2003
      NHTSA ID:
      #10004982

      THE ENGINE DIAGNOSTIC FUEL LEAKS INSIDE OF THE ENGINE. GM VOICEMAIL LOG. THIS INCLUDES 2000 - 2004 CHEVROAND GMC C4500 AND 5500 TRUCKS. *TT Read More »

    • TSB #030604059

      Date Announced:
      OCT 01, 2003
      NHTSA ID:
      #10004772

      REVISED FUEL LEAKS INSIDE OF ENGINE DIAGNOSTIC. 2004 CHEVROLET KODIAK AND GMC TOPKICK ALSO INCLUDED. *TT Read More »

    • TSB #030604060

      Date Announced:
      OCT 01, 2003
      NHTSA ID:
      #10004733

      INFORMATION ON NEW SPARK PLUGS AND GAPPING. VARIOUS MODELS INCLUDING PONTIAC GTO 2004. *TT Read More »

    • TSB #030604045

      Date Announced:
      OCT 01, 2003
      NHTSA ID:
      #10004306

      REVISED DIAGNOSTIC TROUBLE CODE (DTC) P0093 OR DTC P1093 DIAGNOSTIC TABLES. *TT Read More »

    • TSB #030604046

      Date Announced:
      OCT 01, 2003
      NHTSA ID:
      #10004307

      REVISED ENGINE CRANKS BUT DOES NOT RUN DIAGNOSTIC. *TT Read More »

    • TSB #030604053

      Date Announced:
      OCT 01, 2003
      NHTSA ID:
      #10004315

      REVISED FUEL INJECTOR BALANCE TEST WITH TECH 2 (MANUAL TRANSMISSION). *TT Read More »

    • TSB #030604054

      Date Announced:
      OCT 01, 2003
      NHTSA ID:
      #10004316

      REVISED FUEL INJECTOR BALANCE TEST WITH TECH 2 (AUTOMATIC TRANSMISSION). VARIOUS MODELS INCLUDING 2003-2004 CHEVROLET KODIAK AND GMC TOPKICK. *TT Read More »

    • TSB #030603008

      Date Announced:
      SEP 01, 2003
      NHTSA ID:
      #10004373

      AVOIDING OIL LEVEL SENSOR HARNESS DAMAGE DURING LOWER OIL PAN INSTALLATION. *TT Read More »

    • TSB #030601023

      Date Announced:
      AUG 01, 2003
      NHTSA ID:
      #10004370

      HIGHER THAN EXPECTED OIL CONSUMPTION <8500 GVW. VARIOUS MODELS INCLUDING 2003-2004 CHEVROLET KODIAK (C4500-C5500 SERIES MODELS)AND GMC TOPKICK (C4500-C5500 SERIES MODELS). *TT Read More »

    • TSB #030601024

      Date Announced:
      AUG 01, 2003
      NHTSA ID:
      #10004371

      RATTLE NOISE IN ENGINE. *TT Read More »

    • TSB #030603007

      Date Announced:
      AUG 01, 2003
      NHTSA ID:
      #10004372

      AVAILABILITY OF STARTER MOTOR SOLENOID IF DAMAGED DURING SERVICE. 2004 CHEVROLET KODIAK C4500/5500 AND GMC TOPKICK C4500/5500 INCLUDED. *TT Read More »

    • TSB #020604054B

      Date Announced:
      MAR 01, 2003
      NHTSA ID:
      #10001273

      INCREASED ACCELERATOR PEDAL EFFORT, IDLE INSTABILITY. *TT Read More »

    • TSB #020604059

      Date Announced:
      DEC 01, 2002
      NHTSA ID:
      #10000725

      ENGINE RUNS ROUGH, SERVICE ENGINE SOON LIGHT ON, DIAGNOSTIC TROUBLE CODES P0300 OR P0335 SET. *TT Read More »

    • TSB #020601022

      Date Announced:
      NOV 01, 2002
      NHTSA ID:
      #10007609

      INFORMATION ON ENGINE TICKING. *MJ Read More »

    • TSB #020601035

      Date Announced:
      OCT 01, 2002
      NHTSA ID:
      #10000170

      HIGH OIL CONSUMPTION. *TT Read More »

    • TSB #020601029

      Date Announced:
      SEP 01, 2002
      NHTSA ID:
      #10000064

      NEEDLE BEARINGS FOUND IN OIL PAN. *TT Read More »

    • TSB #020601030

      Date Announced:
      SEP 01, 2002
      NHTSA ID:
      #10000065

      REVISED PISTON, CONNECTING ROD, AND BEARING INSTALLATION ILLUSTRATION. *TT Read More »

    • TSB #020601023A

      Date Announced:
      SEP 01, 2002
      NHTSA ID:
      #10000063

      OIL LEAK AT OIL COOLER TO ENGINE BLOCK MATING SURFACE. *TT Read More »

    • TSB #3343

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10017229

      ENGINE OIL DIPSTICK UNSEATED OR OIL LEAK. *TT Read More »

    • TSB #3232

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10014870

      1999 - 2005 GEN II COLD ENGINE MISFIRE AT IDLE WITH POSSIBLE P0171 AND/OR P0174. *TT Read More »

    • TSB #3056

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10010364

      CHECK ENGINE LIGHT WITH A P0300 DUE TO 2-4 CYLINDERS MISFIRING ON THE SAME BANK OF THE ENGINE. *TT Read More »

    • TSB #3081

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10010375

      SERVICE ENGINE SOON LIGHT AND P0300 WHEN TOWING, CRUISING UPHILL OR ON HARD ACCELERATION. *TT Read More »

    • TSB #3691B

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10019426

      GENERATION III V8 ENGINE PISTON REPAIRS. *TT Read More »

    • TSB #4231

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10021021

      SERVICE VME. SUPPLEMENT TO 00-02-35-003L. UPDATE ON NEW I-SHAFT. *KB Read More »

    • TSB #3282

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10013504

      ENGINE OVERHEAT ON VEHICLES EQUIPPED WITH RPO VYU SNOWPLOW PREP PACKAGE. *TT Read More »

    • TSB #3267

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10017155

      DIAGNOSTIC TROUBLE CODE P0128 OR ENGINE WILL NOT REACH OPERATING TEMPERATURE. *SC Read More »

    ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

    • TSB #020601027

      Date Announced:
      MAY 01, 2005
      NHTSA ID:
      #634283

      INFORMATION ON HIGHER THAN EXPECTED OIL CONSUMPTION. NLM Read More »

    • TSB #010417004A

      Date Announced:
      JAN 01, 2005
      NHTSA ID:
      #627861

      CLUNK, BUMP OR SQUAWK WHEN VEHICLE COMES TO A COMPLETE STOP OR ACCELERATION FROM COMPLETE STOP. *YH UPDATE. *TT Read More »

    • TSB #010601029B

      Date Announced:
      JUL 01, 2002
      NHTSA ID:
      #634805

      SOME CUSTOMERS MAY COMMENT ON HIGHER THAN EXPECTED ENGINE OIL CONSUMPTION. *TT Read More »

    • TSB #170602

      Date Announced:
      JUN 17, 2002
      NHTSA ID:
      #637231

      SOME 4.3 LITER ENGINE EQUIPPED VEHICLES MAY EXHIBIT A ROUGH RUNNING CONDITION WITH POSSIBLE DIAGNOSTIC TROUBLE CODE P0300 SET. *TT Read More »

    • TSB #020604023A

      Date Announced:
      JUN 01, 2002
      NHTSA ID:
      #634788

      SOME CUSTOMERS MAY COMMENT ON A MILD TO SEVERE ENGINE PING (COMMONLY REFERRED TO AS SPARK KNOCK) USUALLY WORSE DURING ACCELERATION AND / OR AN ILLUMINATED MALFUNCTION INDICATOR LAMP. *TT Read More »

    • TSB #020604023

      Date Announced:
      MAY 01, 2002
      NHTSA ID:
      #634723

      SOME CUSTOMERS MAY COMMENT ON A MILD TO SEVERE ENGINE PING (SPARK KNOCK) DURING ACCELERATION AND / OR ILLUMINATED MALFUNCTION INDICATOR LAMP WITH DIAGNOSTIC TROUBLE CODE P0332 SET. *TT Read More »

    • TSB #250202

      Date Announced:
      FEB 25, 2002
      NHTSA ID:
      #629830

      HIGH ENGINE TEMPERATURE READINGS WHEN DRIVING AT HIGHWAY SPEED WITH THEIR SNOWPLOW IN THE UP POSITION ON THEIR 2500 HD AND 3500 SERIES PICK UP TRUCKS. *TT Read More »

    ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS

    • TSB #01242A

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006284

      6.6L LB7 LLY DIESEL ENGINE DRIVE BELT CHIRPING ON SHUT DOWN. SIT BULLETIN 1460352. *TT Read More »

    • TSB #020601010A

      Date Announced:
      JUN 01, 2003
      NHTSA ID:
      #10002837

      SERPENTINE BELT IDENTIFICATION AND DIAGNOSIS FOR MEDIUM DUTY TRUCKS. VARIOUS MODELS INCLUDING THE CHEVROLET AND GMC C5500 MD 2003. *TT Read More »

    • TSB #020601010

      Date Announced:
      MAR 01, 2002
      NHTSA ID:
      #632326

      INFORMATION ON SERPENTINE BELT IDENTIFICATION AND DIAGNOSIS FOR CERTAIN HD PICKUP MODELS. *TT Read More »

    ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER

    • TSB #01496

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005493

      6.6L LB7 DURAMAX DIESEL TURBOCHARGER NOISES OR FUEL ECONOMY COMPLAINT. SERVICE VME. SIT BULLETIN 1401355. *TT Read More »

    • TSB #100803

      Date Announced:
      OCT 08, 2003
      NHTSA ID:
      #10004983

      EXCESSIVE DURAMAX TURBOCHARGER WHINE NOISE OR POSSIBLY A PERFORMANCE OR A FUEL ECONOMY COMPLAINT. GM VOICEMAIL LOG. THIS INCLUDES 2003-2004 4500 AND 5500 TRUCKS. *TT Read More »

    • TSB #062502

      Date Announced:
      JUN 25, 2002
      NHTSA ID:
      #636444

      THIS IS IN REGARDS TO INSPECTION OF THE TURBO CARGER AFTER AN ENGINE FAILURE. *TT Read More »

    • TSB #062402

      Date Announced:
      JUN 24, 2002
      NHTSA ID:
      #636434

      THIS MESSAGE IS ABOUT INSPECTION OF THE TURBO CHARGER AFTER A CATASTROPHIC ENGINE FAILURE. *TT Read More »

    • TSB #3401

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10020072

      TURBOCHARGER OIL FEED LINE KINKED OR RESTRICTED. *TT Read More »

    ENGINE AND ENGINE COOLING:ENGINE:DIESEL

    • TSB #07057

      Date Announced:
      FEB 01, 2008
      NHTSA ID:
      #10024154

      CHEVROLET\GMC SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SPECIAL COVERAGE ADJUSTMENT - ENGINE GLOW PLUG ON CERTAIN VEHICLES WITH 6. Read More »

    • TSB #070601009

      Date Announced:
      MAY 01, 2007
      NHTSA ID:
      #10021839

      DIESEL ENGINE CYLINDER HEAD GASKET MISSING THICKNESS GRADE MARKINGS. *KB Read More »

    • TSB #030693001A

      Date Announced:
      AUG 01, 2005
      NHTSA ID:
      #10004319

      DIAGNOSTIC INFORMATION FOR TURBO FAILURE DUE TO LACK OF OIL OR REPEAT TURBO FAILURES. *TT Read More »

    • TSB #01512

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005462

      6.6 LITER DURAMAX DIESEL ENGINE FUEL KNOCK NOISE. VARIOUS MODELS INCLUDING THE 2004 GMC C4500 AND C5500. SIT BULLETIN 1406247. *TT Read More »

    • TSB #00968A

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007534

      6.6L LB7 LLY DIESEL ENGINE WITH ROUGH, UNSTABLE, LOW IDLE SPEED OR STALL. *TT Read More »

    • TSB #291001

      Date Announced:
      OCT 29, 2001
      NHTSA ID:
      #628055

      INFORMATION ON REPROGRAMMING 2500 HD AND 3500 SERIES TRUCKS WITH THE 6600 DURAMAX DIESEL LB7 ENGINE. *TT Read More »

    • TSB #3225A

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10017137

      01-05 6.6 LLY LB7 DURAMAX DIESEL ENGINE AIR FILTER USAGE. *SC Read More »

    • TSB #3314

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10017211

      DURAMAX DIESEL ENGINE HARD START, NO START, STALL OF DIAGNOSTIC TROUBLE CODE P0093, P1093. *TT Read More »

    ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER

    • TSB #001496A

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005513

      THIS MESSAGE IS IN REGARD TO DURAMAX TURBOCHARGER NOISES OR POSSIBLY A PERFORMANCE OR FUEL ECONOMY COMPLAINT. SERVICE VME. 6.6 LB7 DIESEL ENGINE. P0102, P0103, P0236. *TT Read More »

    ENGINE AND ENGINE COOLING:COOLING SYSTEM

    • TSB #3072

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10009622

      THE ENGINE COOLANT TEMPERATURE OR INTAKE AIR TEMPERATURE SENSOR MAY READ -40 DEGREES WHEN MONITORED WITH TECH 2. *TT Read More »

    • TSB #3121

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10010248

      EXHAUST VIBRATION RESONANCE OR MOAN IN VEHICLES WITH GEN III V8 ENGINES. *TC Read More »

    • TSB #10012003

      Date Announced:
      OCT 01, 2003
      NHTSA ID:
      #10006572

      BLUEHEAT COOLANT HEATER THERMO TOP C. WEBASTO. *MR Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

    • TSB #030605008B

      Date Announced:
      NOV 01, 2005
      NHTSA ID:
      #10005576

      ADVANCE SERVICE INFORMATION - EXHAUST SYSTEM POPPING/SNAPPING NOISE WHEN VEHICLE IS HOT, AT IDLE OR IMMEDIATELY AFTER VEHICLE IS SHUT OFF. *TT BULLETIN 03-06-05-008, DATED 11/01/2003 REPLACED. Read More »

    • TSB #020605003C

      Date Announced:
      FEB 01, 2004
      NHTSA ID:
      #10002939

      EXHAUST MOAN/VIBRATION. *TT UPDATE. *TT Read More »

    • TSB #030605007

      Date Announced:
      JUL 01, 2003
      NHTSA ID:
      #10012553

      EXHAUST RATTLE NOISE OR VIBRATION. *TT Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

    • TSB #PIP4925B

      Date Announced:
      DEC 03, 2018
      NHTSA ID:
      #10154552

      This preliminary information document communicates a tip on the way to diagnose possible induction or exhaust air leaks using the evaporative emission cart smoke machine and ultrasonic leak detector tools. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)

    • TSB #PIP3343

      Date Announced:
      FEB 01, 2008
      NHTSA ID:
      #10024344

      POSSIBLE ENGINE OIL LEAK DUE TO PCV FREEZE-UP, EQUIPPED WITH THE 4.8, 5.3, 6.0, AND 6.2 V-8 ENGINES. *NJ Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)

    • TSB #SB-080604003-C

      Date Announced:
      SEP 01, 2014
      NHTSA ID:
      #10056354

      GMC/CHEVROLET: ENGINES, WITH EGR SYSTEM, HAS LEAKAGE FROM EGR COOLER ENGINE COOLANT INTO THE COMBUSTION CHAMBER. MODEL 2002-15 SILVERADO, SIERRA, 2004-09 KODIAK C4500-C5500, TOPKICK C4500-C5500, 2006-15 EXPRESS, SAVANA. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR

    • TSB #PIP5232B

      Date Announced:
      NOV 30, 2015
      NHTSA ID:
      #10115143

      This Preliminary Information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. Read More »

    • TSB #3119

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10010101

      ENGINEERING INVESTIGATION - CATALYTIC CONVERTER REPLACEMENT. *SC Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

    • TSB #020605005A

      Date Announced:
      DEC 01, 2002
      NHTSA ID:
      #10000726

      EXHAUST / MUFFLER HEAT SHIELD RATTLE, POPPING NOISE UNDER VEHICLE. *TT Read More »

    FUEL SYSTEM, GASOLINE

    • TSB #DORM9T7N09

      Date Announced:
      JUL 03, 2019
      NHTSA ID:
      #10165331

      This SKU is a Preformed Fuel Line. The customer communication requested return of unsold inventory to inspect for damage to the braided hose and crimps. Damaged braided hoses and poor crimps can lead to immediate leaking. Read More »

    • TSB #02029

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006934

      INACCURATE FUEL GAUGE READINGS AND/OR ENGINE STALL. *MR Read More »

    • TSB #030604049

      Date Announced:
      OCT 01, 2003
      NHTSA ID:
      #10004311

      REVISED FUEL SYSTEM DIAGNOSIS PICKUP. *TT Read More »

    • TSB #030602

      Date Announced:
      JUN 03, 2002
      NHTSA ID:
      #637176

      SOME VEHICLES MAY DISPLAY A DIAGNOSTIC TROUBLE CODE OF P0446 (EVAP CANISTER VENT). *TT Read More »

    • TSB #051002

      Date Announced:
      MAY 10, 2002
      NHTSA ID:
      #636643

      SUBJECT IN REGARDS TO FUEL SYSTEM SERVICING ON THE LB7 FUEL INJECTION. *TT Read More »

    • TSB #221001

      Date Announced:
      OCT 22, 2001
      NHTSA ID:
      #628016

      SOME 2500 HD 3500 SERIES TRUCKS WITH THE 6600 DURAMAX LD7 ENGINE MAY EXHIBIT A FUEL PRESSURE SENSOR LEAK AT THE FUNCTION BLOCK. *TT Read More »

    FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP

    • TSB #042202

      Date Announced:
      APR 22, 2002
      NHTSA ID:
      #636566

      THIS MESSAGE STATES THAT SOME VEHICLES MAY HAVE INSTALLED A DIESEL FUEL CAP WITH THE D ON THE CAP INSTEAD OF THE REQUIRED GASOLINE FUEL CAP POSSIBLY CAUSING VEHICLES TO EXHIBIT A P0442 CODE. *TT Read More »

    FUEL SYSTEM, GASOLINE:DELIVERY

    • TSB #01761B

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007211

      FUEL GAUGE DIVERTS TO EMPTY AFTER IDLING ON INCLINE OR REFUELING. *NM Read More »

    FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM

    • TSB #16NA383

      Date Announced:
      MAY 08, 2020
      NHTSA ID:
      #10176607

      This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels ... Read More »

    • TSB #16NA383

      Date Announced:
      JAN 02, 2020
      NHTSA ID:
      #10171878

      This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier ... Read More »

    • TSB #3422

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10017303

      DURAMAX DIESEL PILOT TO MAIN INJECTION FUEL KNOCK NOISE. *TT Read More »

    FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL

    • TSB #01312

      Date Announced:
      NOV 17, 2003
      NHTSA ID:
      #10004093

      FUEL LEAK CONCERN FROM THE FUEL RAIL PRESSURE SENSOR. *TT Read More »

    FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS

    • TSB #04039

      Date Announced:
      DEC 01, 2009
      NHTSA ID:
      #10007861

      CHEVROLET\GMC SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SPECIAL POLICY ADJUSTMENT - INJECTORS - REPLACE. *MJ UPDATED 2/21/08. *NJ CSC LETTER WAS RECEIVED. UPDATED 3/5/10. Read More »

    • TSB #1522387

      Date Announced:
      MAY 26, 2004
      NHTSA ID:
      #10008451

      SPECIAL POLICY ADJUSTMENT - INJECTORS - REPLACE. *MJ Read More »

    FUEL SYSTEM, DIESEL

    • TSB #06-06-01-007I

      Date Announced:
      OCT 02, 2015
      NHTSA ID:
      #10126346

      This informational bulletin provides information to dealership personnel on identifying Duramax Diesel overpower engine breakdown or non-function due to aftermarket power-up devices vs. Read More »

    • TSB #1531156

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10008783

      PARTS SHOWING NO STOCK OR NOT AVAILABLE. *MJ Read More »

    • TSB #01495

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005511

      DURAMAX DIESEL FUEL IN OIL DIAGNOSTICS. SERVICE VME. LB7 6.6L ENGINE. SIT BULLETIN 1401353. VARIOUS MODELS INCLUDING 2003 AND 2004 GMC C4500 AND 5500 TRUCKS. *TT Read More »

    • TSB #030604010

      Date Announced:
      JAN 01, 2003
      NHTSA ID:
      #10000941

      6.6L LB7 DURAMAX DIESEL FUEL PRESSURE REGULATOR REPLACEMENT. 2500/3500 AND C4500/C5500 SERIES MODELS. *TT Read More »

    FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY

    • TSB #01568

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005409

      HARD TO FILL FUEL TANK AT HIGH VOLUME DIESEL PUMPS. SIT BULLETIN 1411583. *TT Read More »

    FUEL SYSTEM, OTHER

    • TSB #05-06-04-035E

      Date Announced:
      MAY 27, 2015
      NHTSA ID:
      #10113662

      This informational bulletin provides dealership personnel with information on flexible fuel vehicles (FFVs) and the usage of E85 fuel in GM vehicles. Read More »

    • TSB #040849019

      Date Announced:
      AUG 01, 2004
      NHTSA ID:
      #10011222

      CRANKS BUT NO START, STALL, INACCURATE/INCORRECT FUEL GAUGE READING, NO FUEL, VEHICLE IS OUT OF FUEL AND FUEL GAUGE READS ABOVE EMPTY. *TT THIS BULLETIN REPLACES PREVIOUS BULLETIN NUMBER 04-08-49-019. Read More »

    • TSB #030604048

      Date Announced:
      APR 01, 2004
      NHTSA ID:
      #10004309

      REVISED FUEL SYSTEM DIAGNOSIS CAB CHASSIS. *TT Read More »

    • TSB #3087

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10009516

      UPDATED PART NUMBER FOR BULLETIN 04-08-49-019 STALL, INACCURATE/INCORRECT FUEL GAUGE READING. *TT Read More »

    • TSB #01490

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005505

      6.6L LB7 DIESEL ENGINE RECAPPING TOOL FOR FUEL SYSTEM HIGH-PRESSURE SIDE DIAGNOSIS. SERVICE VME. SIT BULLETIN 1401058. *TT Read More »

    • TSB #030604047

      Date Announced:
      OCT 01, 2003
      NHTSA ID:
      #10004308

      REVISED FUEL SYSTEM DIAGNOSIS-HIGH PRESSURE SIDE. *TT Read More »

    • TSB #100602

      Date Announced:
      JUN 10, 2002
      NHTSA ID:
      #637218

      SOME CUSTOMERS MAY COMMENT THAT THEIR FUEL GAUGE READS E, EMPTY, AFTER FILLING THE TANK WITH THE ENGINE RUNNING ON THEIR ONE-TON CHASSIS CAB WITH DUAL FUEL TANKS. *TT Read More »

    • TSB #042902

      Date Announced:
      APR 29, 2002
      NHTSA ID:
      #636582

      SOME CUSTOMERS HAVE COMMENTED THAT WHEN THEIR FUEL GAUGE READS EMPTY THEY STILL HAVE 18 TO 20 GALLONS OF FUEL REMAINING IN THE TANK. *TT Read More »

    • TSB #301001

      Date Announced:
      OCT 30, 2001
      NHTSA ID:
      #628063

      ON SOME 3500 CHASSIS CABS, THE FUEL GAUGE WILL READ E, EMPTY, AFTER FILLING THE TANK WITH THE VEHICLE RUNNING. *TT Read More »

    • TSB #3325

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10017191

      SUPPLEMENT TO BULLETIN 99-06-04-047A FOR FUEL SYSTEM CLEANING. *TT Read More »

    • TSB #3616

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10018560

      SERVICE VME - 2006 DURAMAX DIESEL ENGINE FUEL SYSTEM COMPONENTS ARE NOT INTERCHANGEABLE WITH EARLIER YEAR MODEL VEHICLES. *TT Read More »

    • TSB #3149

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10010880

      FUEL PRESSURE REGULATOR CONNECTOR OR TERMINAL REPAIRS. *TT Read More »

    FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM

    • TSB #3630

      Date Announced:
      JUL 01, 2009
      NHTSA ID:
      #10019889

      INACCURATE FUEL GAUGE READINGS/REAR FLOAT ARM STUCK. *TT UPDATED 03-01-07. *KB UPDATED 3/15/10. *PE Read More »

    • TSB #PIT-3046E

      Date Announced:
      AUG 01, 2008
      NHTSA ID:
      #10026704

      GMC: FUEL GAUGE FLUCTUATION IN PARK OR NEUTRAL, CAUSING THE LOW FUEL LIGHT TO ILLUMINATE. *PE Read More »

    • TSB #4150

      Date Announced:
      OCT 11, 2006
      NHTSA ID:
      #10020582

      DUAL TANKS FUEL GAUGE DEFAULTS TO EMPTY - NEW CALIBRATIONS. STALL START TANK TRANSFER. VEHICLES WITH 6.6L RPO LB7 OR LLY ENGINES. *KB Read More »

    • TSB #01761

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006359

      FUEL GAUGE DIVERTS TO EMPTY AFTER IDLING ON INCLINE. SIT BULLETIN 1459166. *TT Read More »

    • TSB #02089

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007789

      INACCURATE FUEL GAUGE READINGS AND/OR ENGINE STALL. SERVICE VME. *TT Read More »

    • TSB #3046A

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10009382

      FUEL GAUGE FLUCTUATION IN PARK OR NEUTRAL. *TT Read More »

    • TSB #3630A

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10017273

      FUEL GAUGE IS INACCURATE OR READS EMPTY ON DIESEL EQUIPPED CHASSIS CAB WITH DUAL TANKS. *TT Read More »

    POWER TRAIN

    • TSB #PIP4379N

      Date Announced:
      SEP 12, 2018
      NHTSA ID:
      #10145478

      This Preliminary Information communication provides information to the technician about vehicles that have not engagement into drive, delayed, no engagement into reverse, and or a range inhibit. Read More »

    • TSB #PIP4138L

      Date Announced:
      DEC 27, 2012
      NHTSA ID:
      #10112697

      This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Read More »

    • TSB #PIP3259J

      Date Announced:
      DEC 17, 2012
      NHTSA ID:
      #10112681

      This Preliminary Information communication provides information to the technician about vehicles that may have a planetary gear whine noise in first and second gear. Technician should compare the noise to a like vehicle. Read More »

    • TSB #030730011B

      Date Announced:
      APR 01, 2005
      NHTSA ID:
      #10008638

      TRANSMISSION SLIPS, DELAYED ENGAGEMENT, COLD HESITATION, INTERMITTENT, POOR PERFORMANCE, POWER, SHIFT, DTCS P0701, P1709, P1711, P1713, P0841, P0843, P0847, P0870, P0872, OR P0875. *TT Read More »

    • TSB #040731006

      Date Announced:
      DEC 01, 2004
      NHTSA ID:
      #10011070

      EXCESSIVE SHIFTER AND/OR ENGINE VIBRATION, BEARING GROWL AND/OR RATTLE TYPE NOISE WHILE DEPRESSING OR RELEASING CLUTCH PEDAL. *TT Read More »

    • TSB #08242004

      Date Announced:
      AUG 24, 2004
      NHTSA ID:
      #10013097

      BEARING GROWL OR RATTLE TYPE NOISE WHILE DEPRESSING OR RELEASING THE CLUTCH PEDAL. *TT Read More »

    • TSB #00029

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007579

      ALLISON LCT1000 MAY EXPERIENCE A NEUTRAL FEELING WHEN COMING TO A STOP. *TT Read More »

    • TSB #01977

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007580

      ALLISON LCT1000 PRNDL FLASH AND/OR WILL NOT MOVE. *TT Read More »

    • TSB #02086

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007782

      4L60E, 4L65E INTERMITTENT NEUTRAL FROM A STOP OR STEADY SPEED. *TT Read More »

    • TSB #00822B

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005474

      NO 2ND, NO 4TH AND NO REVERSE. TO INCLUDE 2004 LIGHT DUTY AUTOMOBILES AND TRUCKS EQUIPPED WITH 4L60E OR 4L65E AUTOMATIC TRANSMISSION. *TT Read More »

    • TSB #3130

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10010079

      ALLISON LCT 1000 PRNDL FLASH AND/OR WILL NOT MOVE. *TC Read More »

    • TSB #02113

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007455

      INTERMITTENT NO FORWARD OR REVERSE WITH POSSIBLY EITHER A FLASHING PRNDL DISPLAY OR A RANGE SHIFT INHIBITED MESSAGE. *TT Read More »

    • TSB #3092

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10010222

      ALLISON LCT 1000 BUZZ NOISE FEEL ON TCC APPLY. *SC Read More »

    • TSB #3054

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10009665

      REPLACEMENT FLEXPLATE MAY HAVE LARGER BOLT HOLES THAN THE ORIGINAL FLEXPLATE. *TT Read More »

    • TSB #01599

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007237

      4L60E, 4L65E FORWARD AND LOW REVERSE WAVED STEEL CLUTCH PLATE APPEARANCE CHANGE. *TT Read More »

    • TSB #040731001

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10011131

      REVISED CLUTCH PRESSURE PLATE ADJUSTMENT. *TT Read More »

    • TSB #01410

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004214

      POOR PERFORMANCE FROM A STOP IN 2WD, AUTO OR 4WD HI. 2003, 2003 CADILLAC EXT ALSO INCLUDED. *TT Read More »

    • TSB #01129A

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004170

      ALLISON LCT1000 SERVICEABILITY. *TT Read More »

    • TSB #030730054

      Date Announced:
      NOV 01, 2003
      NHTSA ID:
      #10004744

      TRANSMISSION FLUID LEAKS OUT OF VENT WHEN TRUCK IS STARTED AFTER A COLD SOAK. *TT Read More »

    • TSB #080403

      Date Announced:
      AUG 04, 2003
      NHTSA ID:
      #10003869

      THIS VME MESSAGE APPLIES TO THE VALVE BODY FOR THE ALLISON SERIES 1000 TRANSMISSION REVISED FOR THE 2004 MODEL YEAR TO ADD MODULATED MAIN PRESSURE CONTROL. Read More »

    • TSB #030730031

      Date Announced:
      JUL 01, 2003
      NHTSA ID:
      #10012566

      TRANSMISSION LEAKS, SLIPS, VEHICLE WILL NOT MOVE. *TT Read More »

    • TSB #052103

      Date Announced:
      MAY 21, 2003
      NHTSA ID:
      #10003656

      ESSENTIAL TOOLS FOR SERVICING THE ALLISON TRANSMISSION. THESE TOOLS INCLUDE A FOUR-WHEEL DRIVE SPANNER NUT WRENCH, REAR BEARING PULLER LEGS, DIGITAL DEPTH MICROMETER AND A REAR BEARING INSTALLER. Read More »

    • TSB #030421004

      Date Announced:
      MAY 01, 2003
      NHTSA ID:
      #10002374

      DESIGN CHANGE OF REAR OUTPUT SHAFT AND OIL PUMP REPLACEMENT PARTS. *TT Read More »

    • TSB #020421005A

      Date Announced:
      FEB 01, 2003
      NHTSA ID:
      #10001110

      SLIPS IN 4-WHEEL DRIVE, NOISE, VIBRATION, LEAKS, HOT ODOR. *TT Read More »

    • TSB #10292002

      Date Announced:
      OCT 29, 2002
      NHTSA ID:
      #10009574

      DELAYED TRANSMISSION ENGAGEMENT FROM PARK TO DRIVE OR REVERSE, MALFUNCTION INDICATOR LAMP, RANGE INHIBIT AND BLINKING PRINDEL, MULTIPLE DIAGNOSTIC TROUBLE CODES. *TT Read More »

    • TSB #990730016A

      Date Announced:
      OCT 01, 2002
      NHTSA ID:
      #10007838

      DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. *TT Read More »

    • TSB #020421005

      Date Announced:
      JUN 01, 2002
      NHTSA ID:
      #634905

      SOME VEHICLES WILL NOT MOVE WHEN 4-WHEEL DRIVE IS REQUESTED, NOISE, SHUDDER, POOR PERFORMANCE, TRANSMISSION / TRANSFER CASE SLIPS, TRANSMISSION WILL NOT UPSHIFT, SLIPS IN 4-WHEEL DRIVE. *TT Read More »

    • TSB #020090002

      Date Announced:
      APR 01, 2002
      NHTSA ID:
      #634226

      SUBJECT REGARDING LUBRICATION OF PROPELLER SHAFT DOUBLE CARDAN CV TYPE U-JOINT CENTERING BALL AND SEAT.*NLM Read More »

    • TSB #220102

      Date Announced:
      JAN 22, 2002
      NHTSA ID:
      #629716

      SOME FOUR-WHEEL DRIVE EXTENDED CAB SHORT BED MODELS MAY EXHIBIT A BUMP/CLUNK ON STOP OR ACCELERATION. *TT Read More »

    • TSB #3105C

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10009978

      PING, POP, SNAP, OR CLICK NOISE FROM THE PROPELLER SHAFT. *SC Read More »

    • TSB #3205

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10010861

      ALLISON LCT1000 PUMP SEPARATOR PLATE CHANGE DISREGARD ADDITIONAL VALVE. *TT Read More »

    • TSB #3105

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10017226

      PING, POP, SNAP OR CLICK NOISE FROM THE PROPELLER SHAFT. *TT Read More »

    • TSB #3156

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10010292

      261 TRANSFER CASE DRIVELINES GROWL 1100-1200 RPM. *TT Read More »

    • TSB #3002

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10008802

      4L60E/4L65E INTERMITTENT NEUTRAL CONDITION WHILE ACCELERATING FROM A STOP OR WHILE DRIVING. *TT 1999-2006 GM CARS, LIGHT DUTY TRUCKS AND UTILITIES. *TT Read More »

    • TSB #3083

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10009506

      M74 ALLISON LCT1000 PTO GEAR APPLICATIONS. *TT Read More »

    POWER TRAIN:CLUTCH ASSEMBLY

    • TSB #PIP5072

      Date Announced:
      OCT 30, 2012
      NHTSA ID:
      #10112523

      This Preliminary Information communication provides information to the technician about vehicles that have slip in forward ranges immediately after replacing the input housing. Read More »

    • TSB #3870

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10020238

      CLUTCH PEDAL FADE OR CLUTCH WILL NOT DISENGAGE TYPICALLY WHEN TOWING. *TT Read More »

    POWER TRAIN:CLUTCH ASSEMBLY:PEDAL/LINKAGE

    • TSB #3021

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10008770

      CLUTCH PEDAL ASSEMBLY SQUEAK NOISE. THE CONDITION TYPICALLY OCCURS DURING HOT AMBIENT TEMPERATURE. *TT Read More »

    POWER TRAIN:MANUAL TRANSMISSION

    • TSB #609

      Date Announced:
      SEP 01, 2004
      NHTSA ID:
      #10016217

      CLUTCH PEDAL SQUEAK. *SC Read More »

    • TSB #00908D

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005441

      6.6L AND MANUAL TRANSMISSION GROWL NOISE WHILE ENGAGING OR DISENGAGING CLUTCH. *TT *MJ Read More »

    • TSB #00908C

      Date Announced:
      JAN 01, 2003
      NHTSA ID:
      #10004409

      6.6L AND MANUAL TRANSMISSION GROWL NOISE WHILE ENGAGING OR DISENGAGING CLUTCH. THESE ARE C/K MODELS. *TT Read More »

    • TSB #09262002

      Date Announced:
      SEP 26, 2002
      NHTSA ID:
      #10008630

      THIS MESSAGE IS ABOUT THE TRANSMISSION NOT SHIFTING INTO GEAR WITH THE CLUTCH PEDAL FULLY DEPRESSED. *MJ Read More »

    • TSB #09252002

      Date Announced:
      SEP 25, 2002
      NHTSA ID:
      #10008627

      THIS MESSAGE IS ABOUT HYDRAULIC FLUID USAGE FOR THE HYDRAULIC CLUTCH SYSTEM. *MJ Read More »

    • TSB #41

      Date Announced:
      JAN 01, 2002
      NHTSA ID:
      #637387

      SOME VEHICLES EQUIPPED WITH THE ALLISON LCT1000 TRANSMISSION MAY EXPERIENCE A VERY HARSH 2-1 DOWNSHIFT AT A STOP OR ON THROTTLE REAPPLY. *TT Read More »

    • TSB #131101

      Date Announced:
      NOV 13, 2001
      NHTSA ID:
      #628117

      INFORMATION ON 4-WHEEL DRIVE EXTENDED CAB, SHORT BED VEHICLES WITH 4-WHEEL DRIVE EXTENDED CAB, SHORT BED WITH A BUMP OR CLUNK ON STOP OR ACCELERATION. *TT Read More »

    • TSB #010730036

      Date Announced:
      NOV 01, 2001
      NHTSA ID:
      #627912

      SERVICE ENGINE SOON LAMP ILLUMINATED, INCORRECT TRANSMISSION SHIFTS, POOR PERFORMANCE OF ENGINE, TRANSMISSION SLIPPING. *YH Read More »

    • TSB #011101

      Date Announced:
      NOV 01, 2001
      NHTSA ID:
      #628081

      THIS MESSAGE COVERS TRUCKS WITH FOUR-WHEEL DRIVE EXTENDED CAB SHORT BED WITH A BUMP OR CLUNK ON STOP OR ACCELERATION IN REFERENCE TO BULLETIN NUMBER 01-04-17-004. *TT Read More »

    • TSB #251001

      Date Announced:
      OCT 25, 2001
      NHTSA ID:
      #628027

      SOME EXTENDED CAB SHORT BED VEHICLES WITH FOUR-WHEEL DRIVE MAY EXHIBIT A BUMP OR CLUNK ON STOP OR ACCELERATION FROM A STOP. *TT Read More »

    • TSB #4144

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10022360

      ALLISON LCT1000 HARSH 3-2, 2-1 DOWNSHIFT, AND ABS MAY ACTIVATE. *KB Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #PIP4379K

      Date Announced:
      OCT 09, 2013
      NHTSA ID:
      #10112401

      This Preliminary Information communication provides information to the technician about vehicles that have not engagement into drive, delayed, no engagement into reverse, and or a range inhibit. Read More »

    • TSB #030730011

      Date Announced:
      APR 01, 2007
      NHTSA ID:
      #10022259

      DELAYED ENGAGEMENT WITH ALLISON TRANSMISSION, COLD HESITATION, MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED, DTC'S P0701, P1709, P1711, P1713, P0841, P0843, P0847, P0870, P0872, AND P0875. *KB Read More »

    • TSB #020730004

      Date Announced:
      SEP 01, 2006
      NHTSA ID:
      #631800

      NEW PRODUCT INFORMATION, GRADE BRAKE FEATURE OF ALLISON 1000 SERIES TRANSMISSION. *SLC THIS BULLETIN REPLACES 02-07-30-004. *TT Read More »

    • TSB #030730031D

      Date Announced:
      FEB 01, 2006
      NHTSA ID:
      #10004379

      TRANSMISSION LEAKS, SLIPS, VEHICLE WILL NOT MOVE. *TT Read More »

    • TSB #010730038B

      Date Announced:
      OCT 01, 2005
      NHTSA ID:
      #10005162

      THE SERVICE ENGINE SOON LAMP IS ILLUMINATED, NO 3RD AND 4TH GEAR, THE TRANSMISSION DOES NOT SHIFT CORRECTLY, THE TRANSMISSION FEELS LIKE IT SHIFTS TO NEUTRAL OR A LOSS OF DRIVE OCCURS. *TT Read More »

    • TSB #030730038

      Date Announced:
      OCT 01, 2005
      NHTSA ID:
      #10004323

      TRANSMISSION OIL LEAK, ABNORMAL KNOCKING NOISE HEARD AT IDLE. 2500/3500 SERIES PICKUP MODELS. *TT Read More »

    • TSB #030730044

      Date Announced:
      AUG 01, 2004
      NHTSA ID:
      #10004326

      INFORMATION ON ALLISON TRANSMISSION SERVICE REPAIRS - FULL SERVICE OF INTERNAL COMPONENTS. *TT Read More »

    • TSB #020730011

      Date Announced:
      JUN 01, 2004
      NHTSA ID:
      #10012151

      SLOW OR NO ENGAGEMENT OF AUTOMATIC TRANSMISSION NO START BLANK PRNDL DISPLAY FLASHING PRNDL DIAGNOSTIC TROUBLE CODE P0708 P0872 P0847 P0875 P1711 P1713 OR U1000 SET. THIS SERVICE BULLETIN REPLACES 020730011. Read More »

    • TSB #00702

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005476

      SLIP CONDITION IN 2ND, 3RD OR 4TH DAMAGED 2-4 BAND 3-4 CLUTCH ON THE 4L60E/4L65E AUTOMATIC TRANSMISSION. *TT *MJ Read More »

    • TSB #30559

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10009674

      ALLISON LCT1000 DIAGNOSTIC TROUBLE CODE P1711, P0872 AFTER COMPLETING REPAIRS. *TT Read More »

    • TSB #00856

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007815

      ALLISON LCT1000 OIL PUMP WHINE, BUZZ ON COLD START. *TT Read More »

    • TSB #01493

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005508

      ALLISON LCT1000 PRNDL FLASH AND/OR WILL NOT MOVE WITH P0721, P0731, P0732, P0733, P0734, P0743, P0746, P0747, P0776, P0777, P1720, P1721, P1723 AND P1724. *TT Read More »

    • TSB #030730037B

      Date Announced:
      DEC 01, 2003
      NHTSA ID:
      #10005169

      TRANSMISSION OIL LEAK, ABNORMAL KNOCKING NOISE HEARD AT IDLE. *TT Read More »

    • TSB #00557B

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004190

      THE ALLISON LCT1000 TRANSMISSIONS MAY EXPERIENCE A LEAK FROM OIL PUMP AREA. *TT Read More »

    • TSB #030730056

      Date Announced:
      NOV 01, 2003
      NHTSA ID:
      #10005566

      4L60-E AUTOMATIC TRANSMISSION OIL PUMP FIRST AND SECOND DESIGN IDENTIFICATION. *TT Read More »

    • TSB #020730030A

      Date Announced:
      NOV 01, 2003
      NHTSA ID:
      #10005536

      SOME CUSTOMERS MAY COMMENT THAT THE TRANSMISSION SLIPS, A SHUDDER, CHUGGLE, OR VIBRATION IS FELT WHEN THE TRANSMISSION SHIFTS FROM FIRST TO SECOND GEAR. *TT Read More »

    • TSB #030730307A

      Date Announced:
      NOV 01, 2003
      NHTSA ID:
      #10005580

      TRANSMISSION OIL LEAK, ABNORMAL KNOCKING NOISE HEARD AT IDLE. 2500/3500 SERIES PICKUP MODELS. *TT Read More »

    • TSB #030730057

      Date Announced:
      NOV 01, 2003
      NHTSA ID:
      #10005581

      TRANSMISSION FLUID LEAK FROM FRONT OF TRANSMISSION - TORQUE CONVERTER HOUSING/PUMP AREA. 2500/3500 SERIES MODELS. *TT Read More »

    • TSB #030730053

      Date Announced:
      OCT 01, 2003
      NHTSA ID:
      #10004747

      ALLISON AUTOMATIC TRANSMISSION VALVE BODY HARDWARE CHANGES. *TT Read More »

    • TSB #030730037

      Date Announced:
      SEP 01, 2003
      NHTSA ID:
      #10004322

      TRANSMISSION OIL LEAK, ABNORMAL KNOCKING NOISE HEARD AT IDLE. 2500/3500 SERIES PICKUP MODELS. *TT Read More »

    • TSB #030730005

      Date Announced:
      FEB 01, 2003
      NHTSA ID:
      #10001115

      SERVICE ENGINE SOON INDICATOR ILLUMINATED, TRANSMISSION SLIPS, ENGINE FLARE, DELAYED 2-3 SHIFT, SHIFTS MISSING, NO SHIFT, DIAGNOSTIC TROUBLE CODES P0730, P0756, P0757. *TT Read More »

    • TSB #020730051A

      Date Announced:
      FEB 01, 2003
      NHTSA ID:
      #10001116

      TRANSMISSION SHIFTING IN AND OUT OF 4TH AND 5TH GEAR (HUNTING) WHEN PULLING/CARRYING A LOAD, UNABLE TO MANUALLY SELECT 4TH GEAR. *TT Read More »

    • TSB #020730051

      Date Announced:
      DEC 01, 2002
      NHTSA ID:
      #10000761

      TRANSMISSION SHIFTING IN AND OUT OF 4TH AND 5TH GEAR (HUNTING) WHEN PULLING / CARRYING A LOAD, UNABLE TO MANUALLY SELECT 4TH GEAR. HD2500/HD3500 SERIES. *TT Read More »

    • TSB #020730032A

      Date Announced:
      NOV 01, 2002
      NHTSA ID:
      #10000467

      ALLISON TRANSMISSION CONTROL MODULE FASTLEARN PROCEDURE UPDATE REQUIRED AFTER TRANSMISSION REPAIRS. *TT Read More »

    • TSB #020730030

      Date Announced:
      AUG 01, 2002
      NHTSA ID:
      #634947

      SOME CUSTOMERS MAY COMMENT THAT THE TRANSMISSION SLIPS, A SHUDDER, CHUGGLE, OR VIBRATION IS FELT WHEN THE TRANSMISSION SHIFTS FROM FIRST TO SECOND GEAR. *TT Read More »

    • TSB #020417001A

      Date Announced:
      JUL 01, 2002
      NHTSA ID:
      #634895

      CONCERNS WITH LAUNCH SHUDDER / VIBRATION ON ACCELERATION. *TT Read More »

    • TSB #020730020

      Date Announced:
      MAY 01, 2002
      NHTSA ID:
      #634959

      SOME CUSTOMERS MAY COMMENT OF HARSH OR DELAYED 2-1 DOWNSHIFT, NEUTRAL FEEL AT A STOP, SHIFT BUSYNESS, DIAGNOSTIC TROUBLE CODES P0708, P0847, P0872, P0875, P1711, P1713 FROM 3/4 AND 1 TON PICKUP MODELS. Read More »

    • TSB #020730011A

      Date Announced:
      MAY 01, 2002
      NHTSA ID:
      #634961

      DIAGNOSTIC INFORMATION FOR POSSIBLE GEAR INDICATOR (PRNDL) CONCERNS FOR VEHICLES WITH ALLISON LCT1000 AUTOMATIC TRANSMISSION. *TT Read More »

    • TSB #020730011

      Date Announced:
      MAR 01, 2002
      NHTSA ID:
      #631670

      SUBJECT REGARDING, 2001-2002 CHEVROLET AND GMC C/K PICKUP AND UTILITY MODELS, DIAGNOSTICS FOR POSSIBLE GEAR INDICATOR CONCERNS. *JG Read More »

    • TSB #010417001B

      Date Announced:
      MAR 01, 2002
      NHTSA ID:
      #629551

      SUBJECT REGARDING LAUNCH SHUDDER ON ACCELERATION (INSTALL NEW ONE-PIECE PROPELLER SHAFT) *JG Read More »

    • TSB #020730011

      Date Announced:
      MAR 01, 2002
      NHTSA ID:
      #631259

      SUBJECT REGARDING, 2001-2002 CHEVROLET AND GMC C/K PICKUP AND UTILITY MODELS, DIAGNOSTICS FOR POSSIBLE GEAR INDICATOR CONCERNS. *SLC Read More »

    • TSB #020417001

      Date Announced:
      FEB 01, 2002
      NHTSA ID:
      #629369

      SOME OWNERS OF C1500 SERIES EXTENDED CAB PICKUP MODELS MAY COMMENT ON A VIBRATION/LAUNCH SHUDDER WHEN ACCELERATING FROM A STOP. *TT Read More »

    • TSB #000730017B

      Date Announced:
      JAN 01, 2002
      NHTSA ID:
      #631802

      SUBJECT REGARDING SERVICE PARTS RESRICTION PROGRAM FOR ALLISON SERIES 1000 AUTOMATIC TRANSMISSION. *SLC Read More »

    • TSB #010730038

      Date Announced:
      DEC 01, 2001
      NHTSA ID:
      #628934

      SOME CUSTOMERS MAY COMMENT THAT THE SERVICE ENGINE SOON LAMP IS ILLUMINATED, NO 3RD AND 4TH GEAR, THE TRANSMISSION DOES NOT SHIFT CORRECTLY, THE TRANSMISSION FEELS LIKE IT SHIFTS TO NEUTRAL OR A LOSS OF DRIVE OCCURS. Read More »

    • TSB #010730043

      Date Announced:
      DEC 01, 2001
      NHTSA ID:
      #628815

      SUBJECT REGARDING DIAGNOSTIC TIPS FOR SLIPPING OR MISSING SECOND, THIRD AND/OR FOURTH GEAR. *TT Read More »

    • TSB #031001

      Date Announced:
      OCT 03, 2001
      NHTSA ID:
      #627870

      INFORMATION REGARDING A 1-2 SHIFT SHUTTER, WHICH MAY OCCUR ON LIGHT THROTTLE ACCELERATION, USUALLY WHEN THE VEHICLE IS THOROUGHLY WARMED UP. *YH Read More »

    • TSB #200801

      Date Announced:
      AUG 20, 2001
      NHTSA ID:
      #625114

      INFORMATION REGARDING REVISED TRANSMISSION CALIBRATION TO ADDRESS DRIVELINE GROWL OR PROP SHAFT RING NOISE. *JG Read More »

    • TSB #3057

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10009668

      ALLISON LCT1000 PUMP WHINE NOISE. *TT Read More »

    • TSB #01932

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10006495

      ALLISON LCT1000 DARK OR DISCOLORED TRANSMISSION FLUID WITH NO LOSS OF PERFORMANCE. *MR Read More »

    • TSB #3243

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10011753

      LEAK FROM THE VENT 4L80E/4L85E TRANSMISSION. *EH Read More »

    • TSB #3259C

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10005514

      4L80E, 4L85E WHINE NOISE IN FIRST AND SECOND GEAR. *TT Read More »

    • TSB #3161

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10010546

      ALLISON LCT1000 CLUNK NOISE ON START IN PARK. *EH Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM, PCM)

    • TSB #PIP-4290

      Date Announced:
      FEB 01, 2013
      NHTSA ID:
      #10023751

      ENGINE SURGE OR STALL AT STOP AND/OR DTC P0742 POSSIBLE TCC APPLIED. EQUIPPED WITH ALLISON LCT1000 TRANSMISSION RPO M74 OR MW7. *NJ UPDATED 4/22/13. *PE Read More »

    • TSB #01483

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005496

      VEHICLE HAS NO PCM (POWER TRAIN CONTROL MODULE) COMMUNICATION WITH TECH 2. SIT BULLETIN 1400427. *TT Read More »

    • TSB #00938B

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004179

      ALLISON LCT1000 REPEAT TRANSMISSION CONTROL MODULE (TCM) FAILURES WITH POSSIBLE MULTIPLE DIAGNOSTIC TROUBLE CODES (DTCS). *TT Read More »

    • TSB #100102

      Date Announced:
      JAN 10, 2002
      NHTSA ID:
      #629676

      SUBJECT REGARDING PARTICIPATION IN POWERTRAIN PROGRAM P CODES. *TT Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT

    • TSB #020730024A

      Date Announced:
      AUG 01, 2005
      NHTSA ID:
      #634999

      DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. *TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *TT Read More »

    • TSB #01856

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006712

      ALLISON LCT1000 WILL NOT SHIFT FROM PARK DUE TO ICE, SNOW OR MUD BUILD-UP ON SHIFT LINKAGE. *MR Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES

    • TSB #PIP4379K

      Date Announced:
      OCT 09, 2013
      NHTSA ID:
      #10112401

      This Preliminary Information communication provides information to the technician about vehicles that have not engagement into drive, delayed, no engagement into reverse, and or a range inhibit. Read More »

    • TSB #PIT-4722

      Date Announced:
      OCT 01, 2008
      NHTSA ID:
      #10026804

      GMC: FLUID LEAK FROM TRANSMISSION OIL COOLER LINES DUE TO CORROSION. ALL 2000-2006 LIGHT DUTY TRUCKS EQUIPPED WITH THE LIGHT DUTY AUTOMATIC TRANSMISSION. *PE Read More »

    • TSB #3143

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10010247

      TRANSMISSION OIL COOLER LINE FITTING CLARIFICATION. *TC Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

    • TSB #00252B

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005507

      ALLISON LCT1000 KNOCK NOISE AND POSSIBLE LEAK FROM THE TORQUE CONVERTER AREA. SIT BULLETIN 1401124. *TT Read More »

    POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

    • TSB #020421004

      Date Announced:
      APR 01, 2002
      NHTSA ID:
      #634899

      SOME CUSTOMERS MAY COMMENT ON THE SERVICE 4WD INDICATOR ILLUMINATING WITH DIAGNOSTIC TROUBLE CODE B2725 SET. *TT Read More »

    • TSB #3012B

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10008806

      THE NVG 136 ALL WHEEL DRIVE (AWD) TRANSFER CASE AND THE 236 AND 246 NVG SELECTABLE TRANSFER CASES OPERATING IN THE AUTO MODE MAY EXHIBIT A CONDITION OF A VIBRATION/SHUDDER DURING LOW SPEED TURNS SUCH AS A PARKING LOT MANEUVER, UP TO ... Read More »

    • TSB #3349

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10014809

      4WD INOPERATIVE AND DIAGNOSTIC TROUBLE CODE (DTC) U1026 ATC FUSE OPEN. *TT Read More »

    • TSB #3351

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10014853

      INTERMITTENT MALFUNCTION INDICATOR LAMP (MIL) WITH DIAGNOSTIC TROUBLE CODE (DTC) C0374 OR ERRATIC 4WD/AWD OPERATION. *TT Read More »

    • TSB #3526

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10016558

      INTERMITTENT SERVICE 4WD LIGHT COMES ON WITH DIAGNOSTIC TROUBLE CODE (DTC) C0306 OR C0308 STORED IN TCCM. *TT Read More »

    • TSB #3389

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10016707

      FOUR WHEEL DRIVE INOPERATIVE AND THE 4WD SERVICE LIGHT WILL ILLUMINATE. DIAGNOSIS MAY REVEAL THAT THE ATC FUSE COULD BE OPEN, POSSIBLE DTC C0308, OR VARIOUS U CODES MAY BE SET. Read More »

    • TSB #3424

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10017299

      ELECTRONIC TRANSFER CASE UNABLE TO COMPLETE SHIFT. *TT Read More »

    POWER TRAIN:DRIVELINE

    • TSB #02116

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007447

      HIGHWAY SPEED VIBRATION ON K2500HD 4WD VEHICLES EQUIPPED WITH A 4L80E AUTOMATIC TRANSMISSION. *TT Read More »

    • TSB #030419003

      Date Announced:
      AUG 01, 2003
      NHTSA ID:
      #10012557

      FLUID LEAK FROM FRONT OF VEHICLE ADD TEFLON TAPE TO FRONT AXLE VENT PLUG THREADS. *EH Read More »

    • TSB #3300

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10013572

      4WD MODELS WITH NOISE, VIBRATION ON DRY PAVEMENT. *EH Read More »

    POWER TRAIN:DRIVELINE:DRIVESHAFT

    • TSB #040495001

      Date Announced:
      MAR 01, 2004
      NHTSA ID:
      #10008653

      REVISED WHEEL DRIVE SHAFT NUT TORQUE SPECIFICATION. *TT Read More »

    POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT

    • TSB #PIP4054A

      Date Announced:
      FEB 01, 2008
      NHTSA ID:
      #10024345

      EATON LOCKING DIFFERENTIAL CHATTER SHUDDER NOISE ON TURNS, EQUIPPED WITH A LOCKING REAR DIFFERENTIAL RPO G80. *NJ UPDATED 7/17/2008. *PE Read More »

    POWER TRAIN:AXLE ASSEMBLY

    • TSB #PIP3720D

      Date Announced:
      NOV 26, 2012
      NHTSA ID:
      #10112600

      This Preliminary Information communication provides information to the technician with the axel setup information from American Axle Manufacturing. Read More »

    • TSB #030419001A

      Date Announced:
      SEP 01, 2004
      NHTSA ID:
      #10004717

      USE OF SYNTHETIC FRONT AXLE LUBRICANT FOR 4WD VEHICLES SOLD IN COLD WEATHER CLIMATES. *TT THIS BULLETIN REPLACED PREVIOUS BULLETIN DATED 10/01/2003. *TT Read More »

    • TSB #030418003

      Date Announced:
      JUN 01, 2003
      NHTSA ID:
      #10002854

      REVISED WHEEL DRIVE SHAFT INNER JOINT AND SEAL REPLACEMENT. *TT Read More »

    • TSB #3294

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10013541

      HIGHWAY SPEED VIBRATION ON SMOOTH SURFACE. *EH Read More »

    • TSB #3364

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10014953

      REAR AXLE RETAINER BUTTON BREAKAGE. *EH Read More »

    • TSB #3001

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10008872

      THE SERVICE INFORMATION AND OWNERS MANUAL DO NOT SHOW A SERVICE INTERVAL FOR THE 8.6, 9.5, 9.75, 10.5, AND 11.5 INCH REAR AXLES WITH OR WITHOUT G80 (LOCKING DIFFERENTIAL). Read More »

    • TSB #4030

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10021676

      NEW DESIGN FRONT AXLE SIDE BEARING ADJUSTERS. *KB Read More »

    POWER TRAIN:AXLE HUBS

    ELECTRICAL SYSTEM

    • TSB #PIT5485B

      Date Announced:
      APR 27, 2016
      NHTSA ID:
      #10083898

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE, TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE. Read More »

    • TSB #PIC-4935-E

      Date Announced:
      APR 19, 2016
      NHTSA ID:
      #10078735

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. Read More »

    • TSB #PIC-5050-A

      Date Announced:
      APR 19, 2016
      NHTSA ID:
      #10078734

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON REPAIRING THE CONCERN. A CUSTOMER MAY IDENTIFY A CONCERN OF UNABLE TO REACTIVATE A VEHICLE'S ONSTAR THAT HAS BEEN PREVIOUSLY DISABLED BY ONSTAR. Read More »

    • TSB #PIC4935E

      Date Announced:
      APR 19, 2016
      NHTSA ID:
      #10083484

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. Read More »

    • TSB #PIC4310L

      Date Announced:
      APR 17, 2015
      NHTSA ID:
      #10114470

      This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »

    • TSB #10-08-45-001E

      Date Announced:
      JAN 23, 2015
      NHTSA ID:
      #10139437

      This informational bulletin updates information on electrical ground repairs using new replacement fasteners with conductive finish. Read More »

    • TSB #PIP4972C

      Date Announced:
      MAR 13, 2013
      NHTSA ID:
      #10112900

      This Preliminary Information communication provides information to the technician about vehicles that will not move in forward or reverse. Technician may find Diagnostic Trouble Code P0877 or P2723 set. Read More »

    • TSB #PIP5094

      Date Announced:
      FEB 13, 2013
      NHTSA ID:
      #10112857

      This Preliminary Information communication advises the technician that, when testing any circuit for open or resistance, it is imperative that all related terminal pin fit and tension be checked when the test steps require disconnection ... Read More »

    • TSB #PIC3718E

      Date Announced:
      DEC 13, 2012
      NHTSA ID:
      #10112664

      This Preliminary Information communication provides information to the technician about vehicles may have a no power or no connect concern. Technician will find that the OnStar led is red and Diagnostic Trouble Code U1500 is set. Read More »

    • TSB #PIC4935D

      Date Announced:
      NOV 01, 2012
      NHTSA ID:
      #10112528

      This Preliminary Information communication provides information to the technician about vehicles that during battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the ... Read More »

    • TSB #PIP5072

      Date Announced:
      OCT 30, 2012
      NHTSA ID:
      #10112523

      This Preliminary Information communication provides information to the technician about vehicles that have slip in forward ranges immediately after replacing the input housing. Read More »

    • TSB #08089-B

      Date Announced:
      NOV 01, 2008
      NHTSA ID:
      #10027804

      GENERAL MOTORS CORP: SPECIAL COVERAGE ADJUSTMENT; ANALOG ONSTAR DEACTIVATION. *PE UPDATED 2/17/09. *PE Read More »

    • TSB #20040146

      Date Announced:
      MAY 24, 2004
      NHTSA ID:
      #10007862

      SOME CUSTOMERS MAY HAVE EXPERIENCE VEHICLE SERVICE ENGINE SOON (SES) LIGHT ILLUMINATION, LOW ENGINE POWER, HARD START, AND/OR FUEL IN CRANKCASE, REQUIRING INJECTOR REPLACEMENT, AS A RESULT OF HIGH FUEL RETURN RATES DUE TO FUEL INJECTOR ... Read More »

    • TSB #01978

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006953

      TRANSMISSION- TECH 2 OPERATIONS AIDS, DIAGNOSTIC TROUBLE CODE P0700. *MR Read More »

    • TSB #00149D

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005439

      MALFUNCTION INDICATOR LAMP ON WITH A P0300 SET AND A MISFIRE. VARIOUS MODELS INCLUDING 1996 - 1999 P32 MODELS. SIT BULLETIN 1416475. *TT Read More »

    • TSB #00574A

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005451

      ALLISON LCT1000 NO SHIFT, SPEEDOMETER ERRATIC/INOPERATIVE, DIAGNOSTIC TROUBLE CODES (DTCS) P0721, C0237 POSSIBLE ANTI-LOCK BRAKE SYSTEM (ABS) LAMP ON. SI BULLETIN 1408789. *TT Read More »

    • TSB #01433A

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10005453

      6.6L LB7 DURAMAX DIESEL DIAGNOSTIC TROUBLE CODE (DTC)S P0201 - P0208. 2500 HD AND 3500 MODELS. SIT BULLETIN 1408805. *TT Read More »

    • TSB #01999

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006960

      DIAGNOSTIC TROUBLE CODE TIPS- LCT1000 TRANSMISSION. *MR Read More »

    • TSB #00632

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007620

      4.3L L35 ENGINE-DIAGNOSTIC TROUBLE CODE P0300 BUT NO MISFIRE CAN FELT. *MJ Read More »

    • TSB #01217B

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007666

      ALLISON LCT1000 DIAGNOSTIC TROUBLE CODES (DTC) P1711, P0872 AFTER COMPLETING REPAIRS. *MJ Read More »

    • TSB #01927

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007832

      A NO CHARGE CONDITION WITH DIAGNOSTIC TROUBLE CODE (DTC) P0380, P0621. *TT Read More »

    • TSB #3094

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10010243

      ALLISON LCT 1000 P1781 OR P0802 SETTING IN THE ELECTRONIC CONTROL MODULE. (2005 CHEVROLET KODIAK AND 2005 GMC TOP KICK) *SC Read More »

    • TSB #01406

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004210

      6.6L LB7 DURAMAX DIESEL DIAGNOSTIC TROUBLE CODES (DTCS) P0201-P0208. 2500 HD AND 3500 MODELS. *TT Read More »

    • TSB #00149C

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004223

      MALFUNCTION INDICATOR LAMP ON WITH A P0300 SET AND A MISFIRE. VARIOUS MODELS INCLUDING THE 1996-1999 P32 AND THE 1996-2002 GMC C/K TRUCK. *TT Read More »

    • TSB #01361

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004142

      6.6L LB7 ENGINE WITH DIAGNOSTIC TROUBLE CODE (DTC) P0201 AND P0208. 2500 HD AND 3500 MODELS. *TT Read More »

    • TSB #01433

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004178

      6.6L LB7 DURAMAX DIESEL DIAGNOSTIC TROUBLE CODE (DTC)S P0201 - P0208. 2500 HD AND 3500 MODELS. *TT Read More »

    • TSB #030703

      Date Announced:
      MAR 07, 2003
      NHTSA ID:
      #10001886

      MULTIPLE DIAGNOSTIC TROUBLE CODES, INCLUDING ANY OR ALL OF P0708, P0847, P0872, P0875, P1711 OR P1713, PARTIAL OR NO PRINDEL DISPLAY OR NO MOVEMENT. *TT *JB Read More »

    • TSB #10042002

      Date Announced:
      OCT 04, 2002
      NHTSA ID:
      #10013254

      RPO C82 NO LONGER INCLUDE THE INSTRUMENT PANEL JUMPER WIRING HARNESS. *EH Read More »

    • TSB #3427

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10017023

      ADDITIONAL DIAGNOSTIC INFORMATION DTC P0757. *TT Read More »

    • TSB #3155

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10014863

      NO SHIFT, SPEEDOMETER ERRATIC/INOPERATIVE, P0721 C0237 P0500 C0055. *TT Read More »

    • TSB #3357

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10014865

      MALFUNCTION INDICATOR LIGHT IS ON AND THE VEHICLE HAS A CODE P0706. *TT Read More »

    • TSB #3359

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10013530

      INTERIOR LIGHTS INOPERATIVE AFTER BCM REPLACEMENT B2618 DIAGNOSTIC TROUBLE CODE. *TT Read More »

    ELECTRICAL SYSTEM:HORN

    • TSB #3300C

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10013378

      APPLICATION OF HORN AT HORN PAD INOPERATIVE. RKE FUNCTION FOR PANIC ALARM WORKS. *TT Read More »

    • TSB #3300

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10021206

      HORN INOPERATIVE AT TIMES. *KB Read More »

    ELECTRICAL SYSTEM:12V/24V/48V BATTERY

    • TSB #PIC-4935-E

      Date Announced:
      APR 19, 2016
      NHTSA ID:
      #10078735

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. Read More »

    • TSB #01250C

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007871

      BATTERY OR CHARGE INDICATOR LIGHT REMAINS ON FOR UP TO 30 SECONDS AFTER A COLD START AND ENGINE RUNNING. *TT Read More »

    ELECTRICAL SYSTEM:IGNITION

    • TSB #05500

      Date Announced:
      MAY 02, 2005
      NHTSA ID:
      #10017550

      THE IGNITION DISTRIBUTOR CAP AND ROTOR MAY CORRODE AND CAUSE IGNITION SYSTEM FAILURE. A PRODUCT EMISSION RECALL TO INSPECT / REPLACE THE DISTRIBUTOR IGNITION SYSTEM. *TT GM PARTS BULLETINS & INFORMATION. Read More »

    ELECTRICAL SYSTEM: SOFTWARE

    • TSB #15-08-73-001A

      Date Announced:
      MAR 21, 2017
      NHTSA ID:
      #10138020

      This informational bulletin explains how to update the older Onstar module software to new software over GSA. Read More »

    • TSB #08089-B

      Date Announced:
      NOV 01, 2008
      NHTSA ID:
      #10027804

      GENERAL MOTORS CORP: SPECIAL COVERAGE ADJUSTMENT; ANALOG ONSTAR DEACTIVATION. *PE UPDATED 2/17/09. *PE Read More »

    EXTERIOR LIGHTING

    • TSB #000842010A

      Date Announced:
      JUN 01, 2003
      NHTSA ID:
      #10002833

      DAYTIME RUNNING LAMP (DRL) BULB REPLACEMENT. *TT Read More »

    • TSB #221001

      Date Announced:
      OCT 22, 2001
      NHTSA ID:
      #628023

      SOME CUSTOMERS MAY COMMENT THAT THEY HAVE INTERMITTENT OPERATION OF THE REAR TAILLIGHTS, BACKUP LIGHTS AND/OR TRAILER HARNESS. *TT Read More »

    EXTERIOR LIGHTING:HEADLIGHTS

    • TSB #3170E

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10019186

      IPC, INTERIOR LIGHTS AND/OR HEADLAMPS FLICKER. *AK FB2 Read More »

    • TSB #3170E

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10019186

      IPC, INTERIOR LIGHTS AND/OR HEADLAMPS FLICKER. *AK FB2 Read More »

    EXTERIOR LIGHTING:FOG LIGHTS

    EXTERIOR LIGHTING:BRAKE LIGHTS

    • TSB #020522004B

      Date Announced:
      OCT 01, 2002
      NHTSA ID:
      #10000171

      TRAILER BRAKES APPLIED WHEN HEADLIGHTS / PARK LAMPS ARE ON, BRAKE CONTROLLER ILLUMINATION. *TT Read More »

    VISIBILITY:WINDSHIELD

    • TSB #PIT3237G

      Date Announced:
      OCT 01, 2013
      NHTSA ID:
      #10112382

      This Preliminary Information communication provides information to the technician about the percentage of UV protection or tint offered by the windshield or side glass. Read More »

    • TSB #PIT3237F

      Date Announced:
      OCT 12, 2012
      NHTSA ID:
      #10112468

      This Preliminary Information communication provides information to the technician about the percentage of Ultraviolet protection or tint offered by the windshield or side glass. Read More »

    • TSB #040848003

      Date Announced:
      JUN 01, 2004
      NHTSA ID:
      #10012532

      WINDRUSH AROUND WINDSHIELD. *TT Read More »

    • TSB #01698

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006391

      WINDSHIELD REVEAL MOLDING FLUTERING. SERVICE VME. SIT BULLETIN 1450940. *TT Read More »

    VISIBILITY:GLASS, SIDE/REAR

    • TSB #PIT3237F

      Date Announced:
      OCT 12, 2012
      NHTSA ID:
      #10112468

      This Preliminary Information communication provides information to the technician about the percentage of Ultraviolet protection or tint offered by the windshield or side glass. Read More »

    • TSB #10222002

      Date Announced:
      OCT 22, 2002
      NHTSA ID:
      #10009500

      REAR QUARTER GLASS SERVICE REPLACEMENT KITS MAY HAVE DEFORMED SEALING STRIPED WHEN INITIALLY REMOVED FROM THEIR PACKAGING CAUSING DEALERS TO REORDER. *TT Read More »

    VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

    • TSB #040864003

      Date Announced:
      FEB 01, 2004
      NHTSA ID:
      #10011144

      POWER WINDOW MOTOR NOW AVAILABLE SEPARATELY FROM THE POWER WINDOW REGULATORY ASSEMBLY. *TT UPDATED *EH Read More »

    • TSB #01292004

      Date Announced:
      JAN 29, 2004
      NHTSA ID:
      #10013030

      BULLETIN 04-08-64-003, FRONT DOOR POWER WINDOW MOTOR ASSEMBLIES - WARRANTY REPAIR INFORMATION. *TT Read More »

    VISIBILITY:REARVIEW MIRRORS/DEVICES:INTERIOR

    • TSB #3422

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10017188

      INACCURATE OUTSIDE TEMPERATURE READING ON INSIDE REARVIEW MIRROR. *TT Read More »

    VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR

    • TSB #050864007

      Date Announced:
      MAR 01, 2005
      NHTSA ID:
      #10015034

      OUTSIDE REARVIEW MIRROR HOUSINGS COME LOOSE FROM BASE. *TT Read More »

    VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

    • TSB #030848006J

      Date Announced:
      DEC 11, 2014
      NHTSA ID:
      #10126237

      This informational bulletin provide information for the technicians to repair the rear window defroster contact or tabs. Read More »

    • TSB #010139007

      Date Announced:
      JAN 01, 2002
      NHTSA ID:
      #628856

      A CONDITION MAY EXIST WHERE THE CUSTOMER CANNOT CONTROL THE HVAC SYSTEM MODES AND / OR THE TEMPERATURE. *TT Read More »

    • TSB #010139007

      Date Announced:
      JAN 01, 2002
      NHTSA ID:
      #628858

      SUBJECT REGARDING LOSS OF HVAC SYSTEM MODE AND/OR TEMPERATURE CONTROL. *TT Read More »

    AIR BAGS

    • TSB #3373

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10013523

      SIR LIGHT ON STEADY AFTER BULB TEST AND NO DIAGNOSTIC TROUBLE CODES (DTCS). *TT Read More »

    SEAT BELTS

    • TSB #09-09-40-001C

      Date Announced:
      AUG 03, 2015
      NHTSA ID:
      #10113787

      This informational bulletin provides information to advise dealers about seat belt buckles not operating and/or seat belt warning light illumination, as well as difficulty latching and unlatching the buckle or the buckle release button ... Read More »

    • TSB #09-09-40-001A

      Date Announced:
      JAN 01, 2012
      NHTSA ID:
      #10038294

      GM: THERE ARE SEAT BELT PROBLEMS: DIFFICULTY LATCHING AND UNLATCHING BUCKLE. BUCKLE RELEASE BUTTON IS STICKING. SEAT BELT WARNING LIGHT ILLUMINATED. LIKELY CAUSED BY STICKY BEVERAGES THAT ARE SPILLED INTO THE BUCKLE ASSEMBLY. Read More »

    • TSB #040850011

      Date Announced:
      JUL 01, 2004
      NHTSA ID:
      #10012127

      REPAIRING NAPPED SEAT FABRIC. *EH Read More »

    • TSB #010940001

      Date Announced:
      JUN 01, 2001
      NHTSA ID:
      #623013

      INFORMATION REGARDING REPLACEMENT OF FRONT SEAT BELT RETRACTOR AND BUCKLE USAGE. *TT Read More »

    SEAT BELTS:FRONT:RETRACTOR

    • TSB #010940001

      Date Announced:
      JUN 01, 2001
      NHTSA ID:
      #623024

      INFORMATION REGARDING REPLACEMENT OF THE FRONT SEAT BELT RETRACTOR AND BUCKLE USAGE. *TT Read More »

    SEAT BELTS:FRONT:BUCKLE ASSEMBLY

    • TSB #09-09-40-001C

      Date Announced:
      AUG 03, 2015
      NHTSA ID:
      #10113787

      This informational bulletin provides information to advise dealers about seat belt buckles not operating and/or seat belt warning light illumination, as well as difficulty latching and unlatching the buckle or the buckle release button ... Read More »

    SEAT BELTS:FRONT:WARNING LIGHT/DEVICES

    • TSB #09-09-40-001A

      Date Announced:
      JAN 01, 2012
      NHTSA ID:
      #10038294

      GM: THERE ARE SEAT BELT PROBLEMS: DIFFICULTY LATCHING AND UNLATCHING BUCKLE. BUCKLE RELEASE BUTTON IS STICKING. SEAT BELT WARNING LIGHT ILLUMINATED. LIKELY CAUSED BY STICKY BEVERAGES THAT ARE SPILLED INTO THE BUCKLE ASSEMBLY. Read More »

    STRUCTURE

    • TSB #010860001

      Date Announced:
      MAY 01, 2004
      NHTSA ID:
      #10008511

      REVISED RECOMMENDATIONS REGARDING PAINT FOR STRUCTURAL REACTION INJECTION MOLDING (SRIM) COMPOSITE BOX. *TT Read More »

    • TSB #3128

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10009932

      ALL FULL SIZE TRUCKS PICK UP BOX SHEET METAL FRACTURE/DAMAGE WITH AFTERMARKET ACCESSORIES INSTALLED. *SC Read More »

    • TSB #02052

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007738

      NOISE COMING FROM INSTRUMENT PANEL CLUSTER OR TACHOMETER. *TT Read More »

    STRUCTURE:BODY

    • TSB #010866014A

      Date Announced:
      FEB 01, 2005
      NHTSA ID:
      #634819

      PICKUP BOX SHEET METAL FRACTURE / DAMAGE WITH AFTERMARKET ACCESSORIES INSTALLED. *TT Read More »

    • TSB #610

      Date Announced:
      OCT 01, 2004
      NHTSA ID:
      #10015770

      RATTLE TYPE NOISE COMING FROM THE REAR OF THE CAB DURING BODY TWIST MANEUVERS OR OVER BUMPS. GM TECH LINK. *TT Read More »

    • TSB #3089

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10009518

      RATTLE TYPE NOISE COMING FROM THE REAR OF THE CAB DURING BODY TWIST MANEUVERS OR OVER BUMPS. *TT Read More »

    • TSB #071503

      Date Announced:
      JUL 15, 2003
      NHTSA ID:
      #10003791

      REVISED REQUIREMENTS FOR INSTALLING THE RUNNING BOARD. *TT Read More »

    • TSB #030844011

      Date Announced:
      JUL 01, 2003
      NHTSA ID:
      #10002945

      TWEETER SPEAKER RATTLE IN FRONT SIDE DOOR(S), TWEETER SPEAKER FALLS OUT OF POSITION. *TT Read More »

    • TSB #020849007

      Date Announced:
      SEP 01, 2002
      NHTSA ID:
      #10000072

      CENTER CONSOLE LID HARD TO OPEN OR CLOSE. *TT Read More »

    • TSB #070102

      Date Announced:
      JAN 07, 2002
      NHTSA ID:
      #629670

      SOME CUSTOMERS MAY COMMENT THAT THEIR BED CAP OR CAMPER TOP DOES NOT FIT ON THEIR NEW PICKUP WITH A COMPOSITE BOX. *TT Read More »

    • TSB #01071

      Date Announced:
      OCT 31, 2001
      NHTSA ID:
      #628545

      GENERAL MOTORS HAS ANNOUNCED A RECALL ON CERTAIN VEHICLES EQUIPPED WITH ROOF CLEARANCE LAMPS BUILT AT THE FLINT AND PONTIAC EAST PLANTS HAVE A WATER LEAK AT THE ROOF CLEARANCE CENTER LAMP. *TT Read More »

    • TSB #230701

      Date Announced:
      JUL 23, 2001
      NHTSA ID:
      #621226

      SOME CUSTOMERS MAY COMMENT THAT THE CENTER CONSOLE LATCH MAY STICK OR WILL NOT OPEN. *TT Read More »

    STRUCTURE:BODY:DOOR

    • TSB #010864014A

      Date Announced:
      JUL 01, 2002
      NHTSA ID:
      #634821

      SOME CUSTOMERS MAY COMMENT THAT THE MANUAL LOCK LEVER COMES LOOSE FROM THE DOOR TRIM PANEL. *TT Read More »

    • TSB #010864014

      Date Announced:
      OCT 01, 2001
      NHTSA ID:
      #627425

      SUBJECT ON DOOR MANUAL LOCK LEVER DISENGAGES FROM DOOR TRIM PANEL. *YH Read More »

    • TSB #010864015

      Date Announced:
      OCT 01, 2001
      NHTSA ID:
      #627471

      INFORMATION REGARDING FRONT AND REAR SIDE ACCESS DOOR NOISE. *YH Read More »

    • TSB #160801

      Date Announced:
      AUG 16, 2001
      NHTSA ID:
      #625323

      SUBJECT REGARDING NEW DOOR CHECK LINK. *JG Read More »

    STRUCTURE:BODY:DOOR:HINGE AND ATTACHMENTS

    • TSB #010864015

      Date Announced:
      OCT 01, 2001
      NHTSA ID:
      #628505

      SUBJECT REGARDING FRONT AND REAR SIDE DOOR ACCESS DOOR NOISE (REPLACE DOOR CHECK LINK). *JG Read More »

    • TSB #3464

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10014808

      DOOR HINGE REPLACEMENT KIT. *TT Read More »

    STRUCTURE:BODY:TAILGATE

    • TSB #PIT3227P

      Date Announced:
      DEC 17, 2018
      NHTSA ID:
      #10154601

      This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Read More »

    • TSB #PIT3227M

      Date Announced:
      FEB 08, 2017
      NHTSA ID:
      #10113406

      This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Read More »

    • TSB #PIT3227J

      Date Announced:
      JAN 28, 2014
      NHTSA ID:
      #10112034

      This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Read More »

    • TSB #3227

      Date Announced:
      OCT 04, 2006
      NHTSA ID:
      #10011755

      TAILGATE CABLE SLACK. THIS INCLUDES 1998-2006 CHEVROLET AND GMC FULL AND MID SIZE TRUCKS. *EH UPDATED. *KB Read More »

    • TSB #04007A

      Date Announced:
      OCT 22, 2004
      NHTSA ID:
      #10010543

      TAILGATE SUPPORT CABLE. RECALL 04007A. GM PARTS BULLETINS & INFORMATION. *TT UPDATED *EH Read More »

    STRUCTURE:BODY:TAILGATE:HINGE AND ATTACHMENTS

    • TSB #PIT3227J

      Date Announced:
      JAN 28, 2014
      NHTSA ID:
      #10112034

      This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Read More »

    STRUCTURE:BODY:HOOD:HINGE AND ATTACHMENTS

    • TSB #050602

      Date Announced:
      MAY 06, 2002
      NHTSA ID:
      #636609

      SOME CUSTOMERS MAY COMMENT ABOUT HOOD HINGE WIND NOISE . *TT Read More »

    LATCHES/LOCKS/LINKAGES:DOORS:LATCH

    • TSB #PI-0011A

      Date Announced:
      JUN 01, 2013
      NHTSA ID:
      #10038344

      GM: THE FRONT OR REAR DOOR MAY NOT OPEN FROM THE INSIDE OR OUTSIDE HANDLE, THE DOOR WILL NOT UNLOCK WITH ANY METHOD. THE PROBABLY CAUSE AN INCORRECT INSTALLATION OF A HANDLE COMPONENT. *RM UPDATED ON 7/26/2013. Read More »

    • TSB #010864014

      Date Announced:
      OCT 01, 2001
      NHTSA ID:
      #628508

      SUBJECT REGARDING DOOR MANUAL LOCK LEVER DISENGAGES FROM DOOR TRIM PANEL (REPAIR LOCK LEVER) *JG Read More »

    VEHICLE SPEED CONTROL

    • TSB #3155

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10009987

      SPEEDOMETER INOPERATIVE. *TC Read More »

    • TSB #01470

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10004413

      ERRATIC IDLE, IDLE SURGE, ROUGH RUN, OR NEAR STALL. *TT Read More »

    • TSB #01331

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004106

      AGGRESSIVE THROTTLE RESPONSE. SERVICE VME. *TT Read More »

    VEHICLE SPEED CONTROL:ACCELERATOR PEDAL

    VEHICLE SPEED CONTROL:CRUISE CONTROL

    • TSB #3073

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10009593

      DOWNHILL CRUISE CONTROL SURGE. *TT Read More »

    TIRES

    • TSB #PIT3271F

      Date Announced:
      DEC 12, 2012
      NHTSA ID:
      #10112655

      This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »

    • TSB #030310006D

      Date Announced:
      SEP 01, 2005
      NHTSA ID:
      #10012161

      20 INCH WHEELS AND TIRES AVAILABLE THROUGH GMSPO. *EH *TT Read More »

    • TSB #030310002

      Date Announced:
      JUN 01, 2004
      NHTSA ID:
      #10012160

      USE OF CORRECT INSTALLATION PROCEDURE FOR LOOSE HUBCAP ASSEMBLY. THIS SERVICE BULLETIN REPLACES 030310002. *EH Read More »

    • TSB #3157

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10010018

      EXCESSIVE TIRE SPIN SETTING DIAGNOSTIC TROUBLE CODE C0543. *TC Read More »

    TIRES:BEAD

    • TSB #030310001

      Date Announced:
      JAN 01, 2008
      NHTSA ID:
      #10000959

      TIRE SLOWLY GOES FLAT AND/OR EXCESSIVE WHEEL VIBRATION CAUSED BY BEAD SPLITS (REPLACE WHEELS WITH NEW HEAVY DUTY RIM VERSION) *TT *AR UPDATED 4/11/08. *NJ Read More »

    WHEELS

    • TSB #PIT3271F

      Date Announced:
      DEC 12, 2012
      NHTSA ID:
      #10112655

      This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »

    • TSB #050310005

      Date Announced:
      APR 01, 2005
      NHTSA ID:
      #10017339

      HANDLING CHARACTERISTICS OF VEHICLES WITH 20 INCH WHEEL/TIRE ASSEMBLIES INSTALLED. *TT Read More »

    • TSB #3045

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10009376

      VARIOUS STEERING OR SUSPENSION CONCERNS AFTER GM ACCESSORIES 20 INCH TIRE/WHEEL ASSEMBLIES HAVE BEEN INSTALLED. *TT Read More »

    • TSB #01901

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006473

      EXCESSIVE TIRE SPIN SETTING DIAGNOSTIC TROUBLE CODE (DTC) CO542. ALSO INCLUDING 2002, 2003 SIERRA DENALI. *MR Read More »

    SEATS

    • TSB #050850012

      Date Announced:
      OCT 01, 2005
      NHTSA ID:
      #10017764

      UNWANTED/LOOSE SEAT MOVEMENT. *TT Read More »

    • TSB #3025

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10008794

      REPAIRING CLOTH SEATS WITH NAPPED FABRIC. *MJ Read More »

    • TSB #510

      Date Announced:
      OCT 01, 2003
      NHTSA ID:
      #10016226

      REPAIRING NAPPED FABRIC-SEATS MAY HAVE BEEN UPHOLSTERED IN NAPPED FABRICS WITH DORCHESTER ON THE BOLSTER AND HONEYCOMB ON THE INSERT. *SC Read More »

    SEATS:FRONT ASSEMBLY:HEAD RESTRAINT

    • TSB #SB-10-08-50-003B

      Date Announced:
      NOV 01, 2011
      NHTSA ID:
      #10042986

      GENERAL MOTORS: INFORMATION PROVIDED BY BULLETIN FOR ALL 2012 AND PRIOR GENERAL MOTOR TRUCKS AND PASSENGER VEHICLES REGARDING THE ADJUSTABLE COMFORT AND CUSTOM UPHOLSTERY OF THE DRIVER AND THE PASSENGER HEAD RESTRAINT. Read More »

    • TSB #SB-10-08-50-003B

      Date Announced:
      NOV 01, 2011
      NHTSA ID:
      #10042986

      GENERAL MOTORS: INFORMATION PROVIDED BY BULLETIN FOR ALL 2012 AND PRIOR GENERAL MOTOR TRUCKS AND PASSENGER VEHICLES REGARDING THE ADJUSTABLE COMFORT AND CUSTOM UPHOLSTERY OF THE DRIVER AND THE PASSENGER HEAD RESTRAINT. Read More »

    INTERIOR LIGHTING

    • TSB #3170E

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10019186

      IPC, INTERIOR LIGHTS AND/OR HEADLAMPS FLICKER. *AK FB2 Read More »

    • TSB #3170E

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10019186

      IPC, INTERIOR LIGHTS AND/OR HEADLAMPS FLICKER. *AK FB2 Read More »

    EQUIPMENT

    • TSB #16NA383

      Date Announced:
      JAN 02, 2020
      NHTSA ID:
      #10171878

      This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier ... Read More »

    • TSB #DOR-K2S2K-10

      Date Announced:
      JUL 26, 2019
      NHTSA ID:
      #10166445

      This SKU is a Pitman Arm. The customer communication requested return of unsold inventory to inspect for the spline size. Read More »

    • TSB #DORM9T7N09

      Date Announced:
      JUL 03, 2019
      NHTSA ID:
      #10165331

      This SKU is a Preformed Fuel Line. The customer communication requested return of unsold inventory to inspect for damage to the braided hose and crimps. Damaged braided hoses and poor crimps can lead to immediate leaking. Read More »

    • TSB #DORU5R2J09

      Date Announced:
      JUN 14, 2019
      NHTSA ID:
      #10165332

      This SKU is an Air Door Actuator. The customer communication requested return of unsold inventory to inspect for incorrect UPC. Incorrect UPC could lead to a discrepency of inventory at the store. Read More »

    • TSB #PIT3271G

      Date Announced:
      JAN 15, 2015
      NHTSA ID:
      #10095317

      THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT CHANGING THE TIRE AND WHEEL SIZE ON VEHICLES. Read More »

    • TSB #020846009

      Date Announced:
      MAR 01, 2005
      NHTSA ID:
      #10014947

      PROPER ONSTAR CELLULAR ANTENNA MAST USAGE. *TT Read More »

    • TSB #151001

      Date Announced:
      OCT 15, 2001
      NHTSA ID:
      #627996

      INFORMATION PERTAINING TO THE ADDITION OF ANY SNOWPLOW EQUIPMENT ON VEHICLES THAT ARE NOT EQUIPPED WITH THE VYU SNOWPLOW PREP PACKAGE OPTION. *TT Read More »

    EQUIPMENT:ELECTRICAL

    • TSB #PIC5050A

      Date Announced:
      APR 19, 2016
      NHTSA ID:
      #10083489

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THE STEPS ON REPAIRING THE CONCERN. A CUSTOMER MAY IDENTIFY A CONCERN OF UNABLE TO REACTIVATE A VEHICLE'S ONSTAR THAT HAS BEEN PREVIOUSLY DISABLED BY ONSTAR. Read More »

    • TSB #PIC5953A

      Date Announced:
      FEB 23, 2016
      NHTSA ID:
      #10114431

      This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Read More »

    • TSB #03-08-46-004R

      Date Announced:
      JAN 27, 2016
      NHTSA ID:
      #10112299

      This informational bulletin provides information on Part Restriction and Ordering Process Information for OnStar Vehicle Communication Interface Modules (VCIM) (GMNA Only) Read More »

    • TSB #15-08-44-001B

      Date Announced:
      MAY 15, 2015
      NHTSA ID:
      #10113652

      This informational bulletin provides information on a GM of Canada OnStar® cellular communication upgrade. Read More »

    • TSB #PIT5399

      Date Announced:
      APR 20, 2015
      NHTSA ID:
      #10114474

      This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Read More »

    • TSB #15-08-44-001

      Date Announced:
      MAR 02, 2015
      NHTSA ID:
      #10113720

      This informational bulletin provides information on a GM of Canada OnStar® cellular communication upgrade. Read More »

    • TSB #15-08-73-001

      Date Announced:
      MAR 02, 2015
      NHTSA ID:
      #10113722

      This informational bulletin provides information on communication with OnStar® module after Canadian cellular upgrade. Read More »

    • TSB #PIT5264C

      Date Announced:
      FEB 13, 2015
      NHTSA ID:
      #10114408

      This Preliminary Information communication provides information to the technician about vehicles that are travelling from Canada to the United States. While in the United States they are unable to receive Turn-by-Turn directions. Read More »

    • TSB #PIC4310K

      Date Announced:
      JAN 14, 2015
      NHTSA ID:
      #10114342

      This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »

    • TSB #PIC3278F

      Date Announced:
      JAN 14, 2015
      NHTSA ID:
      #10114343

      This Preliminary Information communication provides information to the technician the steps needed to diagnose and repair the vehicles that may have unwanted or phantom phone calls. Read More »

    • TSB #PIC4310J

      Date Announced:
      JUL 30, 2014
      NHTSA ID:
      #10112137

      This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »

    • TSB #PIC5953

      Date Announced:
      JAN 22, 2014
      NHTSA ID:
      #10112013

      This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Read More »

    • TSB #08-089

      Date Announced:
      JUN 01, 2008
      NHTSA ID:
      #10026586

      BUICK\CADILLAC\CHEVROLET\GMC\HUMMER\OLDSMOBILE\PONTIAC\SAAB\SATURN SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SPECIAL COVERAGE ADJUSTMENT-ANALOG ONSTAR DEACTIVATION. Read More »

    • TSB #00372D

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007287

      ONSTAR SYSTEM IS ATTEMPTING AND/OR COMPLETING PHONE CALLS WHICH THE OPERATOR OF THE VEHICLE DID NOT INITIATE. *TT Read More »

    EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

    • TSB #PIC5088F

      Date Announced:
      APR 21, 2016
      NHTSA ID:
      #10083509

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS TO DIAGNOSE AND REPAIR THE CONCERN. THE VEHICLE'S XM RADIO ONLY HAS XM PREVEIW CHANNELS. Read More »

    • TSB #PIC5959B

      Date Announced:
      JUL 31, 2014
      NHTSA ID:
      #10112144

      This Preliminary Information communication provides information to the technician about vehicle that has no XM audio on certain channels but XM channel info is displayed. Read More »

    • TSB #PIC5088E

      Date Announced:
      JUN 16, 2014
      NHTSA ID:
      #10126285

      This preliminary bulletin provides procedures on how to reset or refresh the XM radio receiver is the customers states that they only get a few channels. Read More »

    • TSB #010844008

      Date Announced:
      JUL 01, 2001
      NHTSA ID:
      #620816

      THIS BULLETIN IS BEING ISSUED TO INFORM DEALERS THAT EFFECTIVE WITH VEHICLE PRODUCTION IN MAY 1, 2001, CERTAIN VEHICLES ARE BEING SHIPPED WITH A NEW FLUORESCENT ORANGE PLASTIC ANTENNA WRENCH AS PART OF THE ANTENNA. Read More »

    EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM)

    • TSB #PIT5485B

      Date Announced:
      APR 27, 2016
      NHTSA ID:
      #10083898

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN IF UNABLE TO PLACE AN ONSTAR CALL IN THE IGNITION ON MODE AFTER THE ONSTAR CANADA UPGRADE, TO CONTACT THE GM TECHNICAL ASSISTANCE CENTER ONSTAR GROUP FOR FURTHER ASSISTANCE. Read More »

    • TSB #PIT5389A

      Date Announced:
      APR 19, 2016
      NHTSA ID:
      #10083884

      THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN ON THE STEPS FOR DIAGNOSING THE CONCERN. THE VEHICLE MAY BE UNABLE TO CONNECT TO ONSTAR USING THE WHITE, BLUE OR RED ONSTAR BUTTONS. Read More »

    • TSB #03-08-46-004R

      Date Announced:
      JAN 27, 2016
      NHTSA ID:
      #10112299

      This informational bulletin provides information on Part Restriction and Ordering Process Information for OnStar Vehicle Communication Interface Modules (VCIM) (GMNA Only) Read More »

    • TSB #15-08-44-001A

      Date Announced:
      MAY 15, 2015
      NHTSA ID:
      #10113654

      This informational bulletin provides information on a GM of Canada OnStar® cellular communication upgrade. Read More »

    • TSB #15-08-44-001B

      Date Announced:
      MAY 15, 2015
      NHTSA ID:
      #10113652

      This informational bulletin provides information on a GM of Canada OnStar® cellular communication upgrade. Read More »

    • TSB #PIC4310L

      Date Announced:
      APR 17, 2015
      NHTSA ID:
      #10114470

      This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »

    • TSB #PIT5264C

      Date Announced:
      FEB 13, 2015
      NHTSA ID:
      #10114408

      This Preliminary Information communication provides information to the technician about vehicles that are travelling from Canada to the United States. While in the United States they are unable to receive Turn-by-Turn directions. Read More »

    • TSB #PIC4310K

      Date Announced:
      JAN 14, 2015
      NHTSA ID:
      #10114342

      This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »

    • TSB #PIC4310J

      Date Announced:
      JUL 30, 2014
      NHTSA ID:
      #10112137

      This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Read More »

    • TSB #08089-B

      Date Announced:
      NOV 01, 2008
      NHTSA ID:
      #10027804

      GENERAL MOTORS CORP: SPECIAL COVERAGE ADJUSTMENT; ANALOG ONSTAR DEACTIVATION. *PE UPDATED 2/17/09. *PE Read More »

    EQUIPMENT:MECHANICAL

    • TSB #PIP4138L

      Date Announced:
      DEC 27, 2012
      NHTSA ID:
      #10112697

      This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Read More »

    EQUIPMENT:OTHER:LABELS

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #100089006G

      Date Announced:
      OCT 16, 2019
      NHTSA ID:
      #10168207

      This informational bulletin provides information for dealers how to submit a product information report (PIR) (Canada Only). Read More »

    • TSB #100089009C

      Date Announced:
      OCT 09, 2019
      NHTSA ID:
      #10168208

      This informational bulletin provides information on key code security and information on GM key code look up applications. Read More »

    • TSB #17-NA-073

      Date Announced:
      MAR 15, 2017
      NHTSA ID:
      #10138060

      This warranty administration bulletin provides policy information with the field action courtesy transportation policy. Read More »

    • TSB #11-00-89-005C

      Date Announced:
      DEC 17, 2012
      NHTSA ID:
      #10138541

      This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor Operations and Customer Enthusiasm Read More »

    • TSB #08-089B

      Date Announced:
      SEP 01, 2008
      NHTSA ID:
      #10026805

      BUICK\CHEVROLET\GMC SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SPECIAL COVERAGE ADJUSTMENT-ANALOG ONSTAR DEACTIVATION. CSC LETTER WAS RECEIVED. *PE Read More »

    • TSB #05546

      Date Announced:
      AUG 01, 2005
      NHTSA ID:
      #10016503

      PROGRAM BULLETIN (CUSTOMER SATISFACTION PROGRAM)-15,000 MILE (24,000 KM) FUEL FILTER CHANGE. 2002 CHEVROLET KODIAK AND 2001-2002 GMC TOPKICK. *SC Read More »

    • TSB #07012004

      Date Announced:
      JUL 01, 2004
      NHTSA ID:
      #10014251

      OIL LIFE SYSTEM RESET PROCEDURES-TRUCKS. BUICK TERAZZA 2005, GMC SIERRA DENALI 2002-2003, GMC B7 CHASSIS MEDIUM DUTY 2003-2005 AND GMC 560 C-SERIES 2003-2005 *SC Read More »

    • TSB #030089020

      Date Announced:
      JUL 01, 2003
      NHTSA ID:
      #10012550

      SUMMARY OF PUBLISHED BULLETINS. *EH Read More »

    EQUIPMENT ADAPTIVE

    • TSB #16NA383

      Date Announced:
      MAY 08, 2020
      NHTSA ID:
      #10176607

      This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels ... Read More »

    • TSB #16NA383

      Date Announced:
      JAN 02, 2020
      NHTSA ID:
      #10171878

      This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier ... Read More »

    • TSB #DORU5R2J09

      Date Announced:
      JUN 14, 2019
      NHTSA ID:
      #10165332

      This SKU is an Air Door Actuator. The customer communication requested return of unsold inventory to inspect for incorrect UPC. Incorrect UPC could lead to a discrepency of inventory at the store. Read More »

    • TSB #PIT3099M

      Date Announced:
      AUG 08, 2014
      NHTSA ID:
      #10112160

      This Preliminary Information communication provides information to the technician about installing General Motors Accessory pats. Technician can check Service Information for some accessories. Read More »

    • TSB #11-00-89-005C

      Date Announced:
      DEC 17, 2012
      NHTSA ID:
      #10113843

      This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor Operations and Customer Enthusiasm Read More »

    • TSB #PIT3099J

      Date Announced:
      OCT 18, 2012
      NHTSA ID:
      #10112494

      This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts. Technician can check Service Information for some accessories. Read More »

    • TSB #11-00-89-005B

      Date Announced:
      OCT 10, 2012
      NHTSA ID:
      #10118626

      This warranty administrational bulletin provides information on Clarification of Use - Dealer Empowerment Labor Operations and Customer Enthusiasm Read More »

    EQUIPMENT:APPLIANCE:AIR CONDITIONER

    • TSB #030138019

      Date Announced:
      SEP 01, 2004
      NHTSA ID:
      #10005551

      UNDERHOOD AIR CONDITIONER RATTLE NOISE HEARD ON ACCELERATION OR A SUDDEN LOSS OF AIR CONDITIONER SYSTEM PERFORMANCE. *TT THIS BULLETIN REPLACES 03-01-38-019 DATED 11-01-2003. Read More »

    • TSB #040138010

      Date Announced:
      AUG 01, 2004
      NHTSA ID:
      #10011190

      DIAGNOSTIC INFORMATION TO ACCURATELY DIAGNOSE A/C LOW PRESSURE SWITCH USING NEW KENT MOORE SPECIAL TOOL GE-47742. *TT Read More »

    • TSB #020138007

      Date Announced:
      JUL 01, 2004
      NHTSA ID:
      #10012091

      POOR AIR CONDITIONER PERFORMANCE - AIR CONDITIONER WILL NOT BLOW COLD ENOUGH. THIS SERVICE BULLETIN REPLACES 020138007A. *EH Read More »

    • TSB #040139007

      Date Announced:
      JUN 01, 2004
      NHTSA ID:
      #10012175

      LOSS OF HEATING VENTILATION AIR CONDITIONING. SYSTEM MODE AND OR TEMPERATURE CONTROL. *EH Read More »

    • TSB #3086

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10009509

      AIR CONDITIONER (A/C) LOW PRESSURE SWITCH DIAGNOSTIC TOOL. CURRENTLY THE A/C LOW PRESSURE SWITCH OPEN/CLOSE PRESSURES CANNOT BE ACCURATELY DETERMINED BY MEASURING PRESSURE AT THE LOW SIDE SERVICE PORT. Read More »

    • TSB #01139B

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10004105

      AIR CONDITIONING COMPRESSOR BELT OR TENSIONER JUMPS OR FLUTTERS CAUSING A RATTLE NOISE. SERVICE VME. *TT Read More »

    UNKNOWN OR OTHER

    • TSB #10-00-89-017C

      Date Announced:
      FEB 01, 2011
      NHTSA ID:
      #10038295

      GM: INFORMATION ON FIXING MULTIPLE SITUATIONS RIGHT THE FIRST TIME. *RM Read More »

    • TSB #990089015C

      Date Announced:
      JAN 01, 2005
      NHTSA ID:
      #10004347

      LIGHT SERVICE SUPPORT VEHICLE LSSV (FORMERLY COMMERCIAL UTILITY CARGO VEHICLE - CUCV II AND III) SERVICE. *TT Read More »

    • TSB #01717

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10006249

      6.6L LB7 ENGINE - FUEL RAIL PRESSURE REGULATOR HARNESS CONNECTOR SERVICING. *TT Read More »

    • TSB #00677

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007713

      SNOW PLOW PREP PACKAGE INFORMATION - SERVICE VME. *MJ Read More »

    • TSB #3062

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10009670

      ADDITIONAL PART NUMBERS FOR BULLETIN 02-01-38-007B. *TT Read More »

    • TSB #020604054A

      Date Announced:
      JAN 01, 2003
      NHTSA ID:
      #10000936

      INCREASED ACCELERATOR PEDAL EFFORT. *TT Read More »

    • TSB #990089015B

      Date Announced:
      NOV 01, 2002
      NHTSA ID:
      #10000468

      LIGHT SERVICE SUPPORT VEHICLE (LSSV). *TT Read More »

    • TSB #09272002

      Date Announced:
      SEP 27, 2002
      NHTSA ID:
      #10008633

      CONTACTING TAC PRIOR TO REPLACEMENT OF AN ENGINE CONTROL MODULE (ECM). *TT Read More »

    • TSB #010866005B

      Date Announced:
      AUG 01, 2002
      NHTSA ID:
      #634817

      SUBJECT REGARDING AVAILABILITY OF PICKUP BOX REINFORCEMENT KITS FOR TOOLBOX / REAR WINDOW BARRIER / LADDER RACK APPLICATIONS. *TT Read More »

    • TSB #200202

      Date Announced:
      FEB 20, 2002
      NHTSA ID:
      #629815

      SOME OWNERS OF 2500 HD AND 3500 SERIES TRUCKS WITH THE 6600 DURAMAX DIESEL ENGINE MAY EXPERIENCE THE MALFUNCTION INDICATOR LAMP ILLUMINATED AFTER THE USE OF THE ENGINE COOLANT HEATER AS WELL AS DIAGNOSTIC TROUBLE CODE P0181. Read More »

    • TSB #130801

      Date Announced:
      AUG 13, 2001
      NHTSA ID:
      #625271

      INFORMATION REGARDING CUSTOMER ENHANCEMENTS. *JG Read More »

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