TSB List for the 1998 GMC Envoy

Technical Service Bulletins (TSBs) for the 1998 Envoy are official communications between GMC & 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:HYDRAULIC POWER ASSIST:PUMP
  • SUSPENSION
  • SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM
  • SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
  • SERVICE BRAKES, AIR:ANTILOCK
  • ENGINE AND ENGINE COOLING
  • ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
  • FUEL SYSTEM, GASOLINE
  • FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM
  • POWER TRAIN:AUTOMATIC TRANSMISSION
  • ELECTRICAL SYSTEM
  • ELECTRICAL SYSTEM:SOFTWARE
  • EXTERIOR LIGHTING
  • EXTERIOR LIGHTING:HEADLIGHTS
  • VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
  • VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR
  • STRUCTURE
  • STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS
  • STRUCTURE:BODY
  • STRUCTURE:BODY:DOOR
  • TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS
  • EQUIPMENT
  • EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES
  • EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
  • EQUIPMENT ADAPTIVE/MOBILITY
  • EQUIPMENT:APPLIANCE:AIR CONDITIONER
  • UNKNOWN OR OTHER
  • STEERING:HYDRAULIC POWER ASSIST:PUMP

    • TSB #SB-06-02-32-013B

      Date Announced:
      AUG 01, 2009
      NHTSA ID:
      #10032462

      SAAB/HUMMER/GM: DIAGNOSTIC TIPS/RECOMMENDATIONS WHEN POWER STEERING PUMP REPLACEMENT IS NECESSARY. ANALYSIS OF RETURNED POWER STEERING (PS) PUMPS THAT HAD BEEN REPLACED FOR NOISE, NO POWER ASSIST, NO OR LOW PRESSURE AND LEAKING ... Read More »

    SUSPENSION

    • TSB #98035(A)

      Date Announced:
      OCT 01, 1998
      NHTSA ID:
      #603823

      EXHIBITING A CONDITION WHERE THE LOAD LEVELING HEIGHT SENSING DEVICE MALFUNCTIONS RESULTING IN RAISING THE REAR OF THE VEHICLE ABOUT 6 INCHES, AND / OR THE COMPRESSOR WILL SWITCH ON AND RUN CONTINUOUSLY. Read More »

    • TSB #98035A

      Date Announced:
      OCT 01, 1998
      NHTSA ID:
      #602747

      INFORMATION REGARDING THE LOAD LEVELING SUSPENSION SYSTEM MALFUNCTION. *YC Read More »

    • TSB #98035

      Date Announced:
      JUN 11, 1998
      NHTSA ID:
      #601898

      SUBJECT ON LOAD LEVELING SUSPENSION SYSTEM MALFUNCTION. *YC Read More »

    SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM

    • TSB #270901

      Date Announced:
      SEP 27, 2001
      NHTSA ID:
      #626507

      SUBJECT REGARDING NECESSARY RESURFACING OF THE PARK BRAKE DRUM. *JG Read More »

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

    SERVICE BRAKES, AIR:ANTILOCK

    • TSB #020525006A

      Date Announced:
      DEC 01, 2002
      NHTSA ID:
      #10000749

      ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS ON VARIOUS MODELS INCLUDING THE 1995 AND 1996 ENVOY. *TT Read More »

    ENGINE AND ENGINE COOLING

    • TSB #PI0969

      Date Announced:
      MAY 03, 2013
      NHTSA ID:
      #10139019

      This preliminary informational bulletin provides information on High Oil Pressure on Startup After Engine Replacement Concern. 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 #990602012D

      Date Announced:
      APR 01, 2002
      NHTSA ID:
      #634218

      SUBJECT REGARDING RUST IN COOLING SYSTEM, HEATER INOPERATIVE, BLOWS COLD AIR, ENGINE OVERHEATS (FLUSH COOLING SYSTEM). NLM Read More »

    • TSB #990602012C

      Date Announced:
      JUN 01, 2001
      NHTSA ID:
      #623086

      SOME CUSTOMERS MAY COMMENT THAT THE HEATER IS INOPERATIVE, BLOWS COLD AIR, ENGINE MAY EXHIBIT AN OVERHEAT CONDITION OR THE COOLANT RESERVOIR HAS RUST IN IT. *TT Read More »

    • TSB #990602012B

      Date Announced:
      FEB 01, 2000
      NHTSA ID:
      #611277

      SOME CUSTOMERS MAY COMMENT THAT THE HEATER IS INOPERATIVE, BLOWS COLD AIR, ENGINE MAY EXHIBIT AN OVERHEAT CONDITION OR THE COOLANT RESERVOIR HAS RUST IN IT. *TT Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

    • TSB #020605002

      Date Announced:
      MAY 01, 2002
      NHTSA ID:
      #634729

      SOME CUSTOMERS MAY COMMENT ON AN EXHAUST BOOM / GROAN NOISE IN THE PASSENGER COMPARTMENT. *TT Read More »

    • TSB #311001

      Date Announced:
      OCT 31, 2001
      NHTSA ID:
      #628070

      SOME VEHICLES MAY EXHIBIT AN EXHAUST NOISE, RATTLE NOISE AT 550 RPM. *TT Read More »

    FUEL SYSTEM, GASOLINE

    • TSB #PIP4723C

      Date Announced:
      SEP 20, 2017
      NHTSA ID:
      #10157018

      This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »

    • TSB #05-06-04-035D

      Date Announced:
      MAY 09, 2014
      NHTSA ID:
      #10137901

      This informational bulletin provides the technician with information on what E85 fuel may due to a non E85 vehicle. Read More »

    FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM

    • TSB #PIT3046G

      Date Announced:
      FEB 27, 2016
      NHTSA ID:
      #10114443

      This Preliminary Information communication provides information to the technician about vehicles that have an inaccurate fuel gauge. Technician should drive the vehicle to duplicate the concern. 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 #3046A

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10009382

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

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #030730056

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

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

    ELECTRICAL SYSTEM

    • TSB #PIP4723D

      Date Announced:
      JAN 31, 2020
      NHTSA ID:
      #10171318

      This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #PIP4723C

      Date Announced:
      SEP 20, 2017
      NHTSA ID:
      #10157018

      This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »

    • TSB #PIP4723B

      Date Announced:
      FEB 22, 2017
      NHTSA ID:
      #10113443

      This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »

    EXTERIOR LIGHTING

    • TSB #00502B

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007905

      DAYTIME RUNNING LAMPS (DRLS) TURN OFF TEMPORARILY WHILE THE TURN SIGNALS ARE ACTIVATED. *TT Read More »

    EXTERIOR LIGHTING:HEADLIGHTS

    • TSB #98056

      Date Announced:
      OCT 01, 1998
      NHTSA ID:
      #615112

      PRODUCT RECALL CAMPAIGN TO INSTALL A NEW BODY CONTROL MODULE AND REPROGRAM THE VEHICLE WITH A NEW CALIBRATION THAT WILL TURN THE DAYTIME RUNNING LIGHTS OFF WHEN THE TURN SIGNAL OR HAZARD WARNING FLASHER IS ACTIVATED. Read More »

    VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

    • TSB #151200

      Date Announced:
      DEC 15, 2000
      NHTSA ID:
      #617784

      CUSTOMER MAY COMMENT THAT THE REARVIEW MIRRORS, POWER DOOR LOCKS AND REAR HATCH DO NOT OPERATE. *TT Read More »

    VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR

    • TSB #250101

      Date Announced:
      JAN 25, 2001
      NHTSA ID:
      #618204

      BRIEF INFORMATION CONCERNING THE OUTSIDE REARVIEW MIRRORS FOLDING RANDOMLY. *TT Read More »

    STRUCTURE

    • TSB #300800

      Date Announced:
      AUG 30, 2000
      NHTSA ID:
      #619027

      SUBJECT REGARDING THE NEW RECLINCER ASSEMBLY. *TT Read More »

    STRUCTURE:FRAME AND MEMBERS:UNDERBODY SHIELDS

    STRUCTURE:BODY

    • TSB #57

      Date Announced:
      JUL 01, 2003
      NHTSA ID:
      #10016473

      WATER LEAK IN FRONT FLOOR CARPET AREA. GM TECH LINK. *TT Read More »

    • TSB #4114

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10020462

      CLUNK NOISE FELT THROUGH THE FLOOR PAN. *KB Read More »

    STRUCTURE:BODY:DOOR

    • TSB #00100

      Date Announced:
      APR 30, 2001
      NHTSA ID:
      #619401

      ON CERTAIN VEHICLES, THE CONSOLE COVER / ARMREST CAM LATCH COULD RELEASE AT LESS THAN THE 10 G VERTICAL LOAD REQUIREMENT OF THE STANDARD. *TT Read More »

    TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

    • TSB #PIP4723C

      Date Announced:
      SEP 20, 2017
      NHTSA ID:
      #10157018

      This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »

    EQUIPMENT

    • TSB #PIC4696D

      Date Announced:
      SEP 05, 2019
      NHTSA ID:
      #10165876

      This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Read More »

    • TSB #PIC4696C

      Date Announced:
      MAY 31, 2018
      NHTSA ID:
      #10141381

      This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. Read More »

    • TSB #PIP4723C

      Date Announced:
      SEP 20, 2017
      NHTSA ID:
      #10157018

      This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »

    EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES

    • TSB #PIC4696E

      Date Announced:
      NOV 22, 2019
      NHTSA ID:
      #10168979

      This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Read More »

    EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

    • TSB #PIC4696E

      Date Announced:
      NOV 22, 2019
      NHTSA ID:
      #10168979

      This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Read More »

    • TSB #PIC4696C

      Date Announced:
      MAY 31, 2018
      NHTSA ID:
      #10141381

      This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. Read More »

    • TSB #16NA260

      Date Announced:
      AUG 26, 2016
      NHTSA ID:
      #10082506

      THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE MEDIA DISC PLAYER WITH THE LATEST CALIBRATIONS TO CORRECT A CONDITION OF THE REAR ENTERTAINMENT SYSTEM NOT OPERATING AS INTENDED IN COLDER AMBIENT TEMPERATURE AREAS DUE TO ... Read More »

    • TSB #990844002

      Date Announced:
      APR 01, 1999
      NHTSA ID:
      #605958

      SOME CUSTOMERS MAY COMMENT THAT THE CD CHANGER WILL NOT RELEASE WHEN DEPRESSING THE EJECT BUTTON. *TT Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #PIC4696C

      Date Announced:
      MAY 31, 2018
      NHTSA ID:
      #10141381

      This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. Read More »

    EQUIPMENT:APPLIANCE:AIR CONDITIONER

    • TSB #3176A

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10010270

      HEAT COMING FROM VENTS WITH HVAC OFF. *TT Read More »

    UNKNOWN OR OTHER

    • TSB #060601

      Date Announced:
      JUN 06, 2001
      NHTSA ID:
      #623792

      INFORMATION REGARDING IMPROVED BUS SEAT DECLINER ASSEMBLIES, THE HANDLE ON THE RECLINER ASSEMBLY IS ATTACHED WITH A NUMBER 20 TORQUE WITH A SHANK LENGTH OF 20 MILLIMETERS. *SLC Read More »

    • TSB #868307

      Date Announced:
      JUL 01, 1998
      NHTSA ID:
      #609578

      THE SCREW THAT SECURES THE LEFT AND CENTER INSULATOR PANELS TOGETHER, UNDERNEATH THE I/P ON THE DRIVER'S SIDE MAY PULL THE ONE PUSH/INSERT NUT OUT OF THE CENTER INSULATOR PANEL CAUSING, THE INSTRUMENT PANEL(I/P) INSULATOR PANEL TO RATTLE. Read More »

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