TSB List for the 1999 GMC Envoy

The TSB information displayed below are summaries. Unfortunately we do not have access to the full versions. To get full information about a particular TSB, write down the TSB title & date, & either contact your local dealer or click on the links below.

STEERING:HYDRAULIC POWER ASSIST:PUMP

  • TSB #SB-06-02-32-013B

    NHTSA ID #10032462

    • Date Announced: AUGUST 01 2009
    • Additional Info: How to Fix

    Summary: 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 CONDITIO

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SUSPENSION:FRONT

  • TSB #02015

    NHTSA ID #10006961

    • Date Announced: JANUARY 01 2004
    • Additional Info: How to Fix

    Summary: POP SNAP NOISE IN THE FRONT SUSPENSION WHEN BRAKING. *MR

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SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM

  • TSB #270901

    NHTSA ID #626507

    • Date Announced: SEPTEMBER 27 2001
    • Additional Info: How to Fix

    Summary: SUBJECT REGARDING NECESSARY RESURFACING OF THE PARK BRAKE DRUM. *JG

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SERVICE BRAKES, HYDRAULIC:ANTILOCK

  • TSB #020525006

    NHTSA ID #10000062

    • Date Announced: JANUARY 01 2006
    • Additional Info: How to Fix

    Summary: ANTILOCK BRAKE (ABS) ACTIVATION AT LOW SPEEDS. *TT

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SERVICE BRAKES, AIR:ANTILOCK

  • TSB #020525006A

    NHTSA ID #10000749

    • Date Announced: DECEMBER 01 2002
    • Additional Info: How to Fix

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

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ENGINE AND ENGINE COOLING

  • TSB #040603002

    NHTSA ID #10012703

    • Date Announced: FEBRUARY 01 2004
    • Additional Info: How to Fix

    Summary: DIAGNOSTIC INFORMATION FOR INTERMITTENT VEHICLE NO CRANK DEAD BATTERY. *EH

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  • TSB #990602012D

    NHTSA ID #634218

    • Date Announced: APRIL 01 2002
    • Additional Info: How to Fix

    Summary: SUBJECT REGARDING RUST IN COOLING SYSTEM, HEATER INOPERATIVE, BLOWS COLD AIR, ENGINE OVERHEATS (FLUSH COOLING SYSTEM). NLM

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ENGINE AND ENGINE COOLING:EXHAUST SYSTEM

  • TSB #020605002

    NHTSA ID #634729

    • Date Announced: MAY 01 2002
    • Additional Info: How to Fix

    Summary: SOME CUSTOMERS MAY COMMENT ON AN EXHAUST BOOM / GROAN NOISE IN THE PASSENGER COMPARTMENT. *TT

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  • TSB #311001

    NHTSA ID #628070

    • Date Announced: OCTOBER 31 2001
    • Additional Info: How to Fix

    Summary: SOME VEHICLES MAY EXHIBIT AN EXHAUST NOISE, RATTLE NOISE AT 550 RPM. *TT

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FUEL SYSTEM, GASOLINE

  • TSB #PIP4723C

    NHTSA ID #10157018

    • Date Announced: SEPTEMBER 20 2017
    • Additional Info: How to Fix

    Summary: 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 and

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  • TSB #05-06-04-035D

    NHTSA ID #10137901

    • Date Announced: MAY 09 2014
    • Additional Info: How to Fix

    Summary: This informational bulletin provides the technician with information on what E85 fuel may due to a non E85 vehicle.

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FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM

  • TSB #PIT3046G

    NHTSA ID #10114443

    • Date Announced: FEBRUARY 27 2016
    • Additional Info: How to Fix

    Summary: 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. The fuel gauge will have a tendency to falsel

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  • TSB #PIT-3046E

    NHTSA ID #10026704

    • Date Announced: AUGUST 01 2008
    • Additional Info: How to Fix

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

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  • TSB #3046A

    NHTSA ID #10009382

    • Date Announced: no date provided
    • Additional Info: How to Fix

    Summary: FUEL GAUGE FLUCTUATION IN PARK OR NEUTRAL. *TT

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POWER TRAIN

  • TSB #PIP5346

    NHTSA ID #10115081

    • Date Announced: NOVEMBER 02 2015
    • Additional Info: How to Fix

    Summary: This Preliminary Information communication provides information to the technician about cooler line fittings that come with the 4T65E General Motors remanufactured transmission may not be the same as Original equipment manufacturer quick co

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  • TSB #990730016A

    NHTSA ID #10007838

    • Date Announced: OCTOBER 01 2002
    • Additional Info: How to Fix

    Summary: DIAGNOSTIC INFORMATION FOR INTERMITTENT TRANSMISSION DOWNSHIFT, SLIP, BUSY/CYCLING TCC OR NOISY COOLING FAN. *TT

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POWER TRAIN:AUTOMATIC TRANSMISSION

  • TSB #030730056

    NHTSA ID #10005566

    • Date Announced: NOVEMBER 01 2003
    • Additional Info: How to Fix

    Summary: 4L60-E AUTOMATIC TRANSMISSION OIL PUMP FIRST AND SECOND DESIGN IDENTIFICATION. *TT

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

  • TSB #020730024A

    NHTSA ID #634999

    • Date Announced: AUGUST 01 2005
    • Additional Info: How to Fix

    Summary: DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. *TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *TT

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POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES

  • TSB #PIP5346

    NHTSA ID #10115081

    • Date Announced: NOVEMBER 02 2015
    • Additional Info: How to Fix

    Summary: This Preliminary Information communication provides information to the technician about cooler line fittings that come with the 4T65E General Motors remanufactured transmission may not be the same as Original equipment manufacturer quick co

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POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)

  • TSB #01409

    NHTSA ID #10004212

    • Date Announced: NOVEMBER 18 2003
    • Additional Info: How to Fix

    Summary: THE NVG 136 ALL WHEEL DRIVE (AWD) TRANSFER CASE AND THE 236 AND 246 NVG SELECTABLE TRANSFER CASE SHUDDER ON TURNS. *TT

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  • TSB #990421003

    NHTSA ID #606091

    • Date Announced: JUNE 01 1999
    • Additional Info: How to Fix

    Summary: SOME OWNERS MAY COMMENT ABOUT A SLIPPING TYPE CONDITION AT THE FRONT WHEELS WHILE THE VEHICLE IS IN FOUR WHEEL DRIVE (4WD). *TT

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  • TSB #3424

    NHTSA ID #10017299

    • Date Announced: no date provided
    • Additional Info: How to Fix

    Summary: ELECTRONIC TRANSFER CASE UNABLE TO COMPLETE SHIFT. *TT

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  • TSB #3349

    NHTSA ID #10014809

    • Date Announced: no date provided
    • Additional Info: How to Fix

    Summary: 4WD INOPERATIVE AND DIAGNOSTIC TROUBLE CODE (DTC) U1026 ATC FUSE OPEN. *TT

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  • TSB #3012B

    NHTSA ID #10008806

    • Date Announced: no date provided
    • Additional Info: How to Fix

    Summary: 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 APPROXI

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POWER TRAIN:DRIVELINE

  • TSB #3300

    NHTSA ID #10013572

    • Date Announced: no date provided
    • Additional Info: How to Fix

    Summary: 4WD MODELS WITH NOISE, VIBRATION ON DRY PAVEMENT. *EH

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POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT

  • TSB #990421003C

    NHTSA ID #10004401

    • Date Announced: AUGUST 01 2003
    • Additional Info: How to Fix

    Summary: FRONT WHEELS SLIPPING WITH VEHICLE IN FOUR WHEEL DRIVE. *TT

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  • TSB #990421003B

    NHTSA ID #619378

    • Date Announced: APRIL 01 2001
    • Additional Info: How to Fix

    Summary: SOME OWNERS MAY COMMENT ON A SLIPPING TYPE CONDITION AT THE FRONT WHEELS WHILE THE VEHICLE IS IN FOUR WHEEL DRIVE (4WD). *TT

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POWER TRAIN:AXLE ASSEMBLY

  • TSB #PIP3720D

    NHTSA ID #10112600

    • Date Announced: NOVEMBER 26 2012
    • Additional Info: How to Fix

    Summary: This Preliminary Information communication provides information to the technician with the axel setup information from American Axle Manufacturing. Technician should be advised that the maximum pinion shim to be used or stacked behind the p

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ELECTRICAL SYSTEM

  • TSB #02038

    NHTSA ID #10006946

    • Date Announced: JANUARY 01 2004
    • Additional Info: How to Fix

    Summary: DIAGNOSTIC TROUBLE CODE B1000. *MR

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  • TSB #02010

    NHTSA ID #10007296

    • Date Announced: JANUARY 01 2004
    • Additional Info: How to Fix

    Summary: IPC (INSTRUMENT PANEL CLUSTER) INTERIOR HEAD LAMPS FLICKER ON 99-04 CHEVROLET, GMC AND CADILLAC FULL SIZE TRUCKS AND UTILITIES AS WELL AS OTHER MODELS. *TT

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  • TSB #01642

    NHTSA ID #10007235

    • Date Announced: JANUARY 01 2004
    • Additional Info: How to Fix

    Summary: IPC (INSTRUMENT PANEL CLUSTER) GAUGE FLUCTUATION AFTER KEY-OFF. *TT

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  • TSB #3170B

    NHTSA ID #10017165

    • Date Announced: no date provided
    • Additional Info: How to Fix

    Summary: INSTRUMENT PANEL CLUSTER INTERIOR AND/OR HEAD LAMPS FLICKER. *TT

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ELECTRICAL SYSTEM: SOFTWARE

  • TSB #PIP4723C

    NHTSA ID #10157018

    • Date Announced: SEPTEMBER 20 2017
    • Additional Info: How to Fix

    Summary: 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 and

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  • TSB #PIP4723B

    NHTSA ID #10113443

    • Date Announced: FEBRUARY 22 2017
    • Additional Info: How to Fix

    Summary: 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 and

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EXTERIOR LIGHTING

  • TSB #00502B

    NHTSA ID #10007905

    • Date Announced: JANUARY 01 2004
    • Additional Info: How to Fix

    Summary: DAYTIME RUNNING LAMPS (DRLS) TURN OFF TEMPORARILY WHILE THE TURN SIGNALS ARE ACTIVATED. *TT

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EXTERIOR LIGHTING:HEADLIGHTS

  • TSB #050842003

    NHTSA ID #10015013

    • Date Announced: MARCH 01 2005
    • Additional Info: How to Fix

    Summary: HIGH INTENSITY DISCHARGE (HID) HEADLAMPS - DISPOSAL INSTRUCTIONS. *TTT

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  • TSB #3170C

    NHTSA ID #10010168

    • Date Announced: no date provided
    • Additional Info: How to Fix

    Summary: INSTRUMENT PANEL CLUSTER (IPC) INTERIOR AND/OR HEAD LAMPS FLICKER. *TC

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  • TSB #3170E

    NHTSA ID #10019186

    • Date Announced: no date provided
    • Additional Info: How to Fix

    Summary: IPC, INTERIOR LIGHTS AND/OR HEADLAMPS FLICKER. *AK FB2

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VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

  • TSB #151200

    NHTSA ID #617784

    • Date Announced: DECEMBER 15 2000
    • Additional Info: How to Fix

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

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VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR

  • TSB #250101

    NHTSA ID #618204

    • Date Announced: JANUARY 25 2001
    • Additional Info: How to Fix

    Summary: BRIEF INFORMATION CONCERNING THE OUTSIDE REARVIEW MIRRORS FOLDING RANDOMLY. *TT

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SEAT BELTS

  • TSB #PIC4696C

    NHTSA ID #10141381

    • Date Announced: MAY 31 2018
    • Additional Info: How to Fix

    Summary: 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. Technician will need to contact the radio unlock ce

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STRUCTURE

  • TSB #300800

    NHTSA ID #619027

    • Date Announced: AUGUST 30 2000
    • Additional Info: How to Fix

    Summary: SUBJECT REGARDING THE NEW RECLINCER ASSEMBLY. *TT

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STRUCTURE: FRAME AND MEMBERS:UNDERBODY SHIELDS

  • TSB #01136C

    NHTSA ID #10004206

    • Date Announced: NOVEMBER 18 2003
    • Additional Info: How to Fix

    Summary: CLUNK NOISE FELT THROUGH FLOOR PAN. *TT

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STRUCTURE:BODY

  • TSB #57

    NHTSA ID #10016473

    • Date Announced: JULY 01 2003
    • Additional Info: How to Fix

    Summary: WATER LEAK IN FRONT FLOOR CARPET AREA. GM TECH LINK. *TT

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  • TSB #4114

    NHTSA ID #10020462

    • Date Announced: no date provided
    • Additional Info: How to Fix

    Summary: CLUNK NOISE FELT THROUGH THE FLOOR PAN. *KB

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STRUCTURE:BODY:DOOR

  • TSB #00100

    NHTSA ID #619401

    • Date Announced: APRIL 30 2001
    • Additional Info: How to Fix

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

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TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

  • TSB #PIP4723C

    NHTSA ID #10157018

    • Date Announced: SEPTEMBER 20 2017
    • Additional Info: How to Fix

    Summary: 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 and

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INTERIOR LIGHTING

  • TSB #2010

    NHTSA ID #10009641

    • Date Announced: JANUARY 01 2004
    • Additional Info: How to Fix

    Summary: INSTRUMENT PANEL CLUSTER (IPC) INTERIOR HEAD LAMPS FLICKER. *TT

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  • TSB #3170E

    NHTSA ID #10019186

    • Date Announced: no date provided
    • Additional Info: How to Fix

    Summary: IPC, INTERIOR LIGHTS AND/OR HEADLAMPS FLICKER. *AK FB2

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EQUIPMENT

  • TSB #17NA073

    NHTSA ID #10154641

    • Date Announced: FEBRUARY 15 2019
    • Additional Info: How to Fix

    Summary: This warranty administration bulletin provides information regarding the field action courtesy transportation policy.

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  • TSB #PIP4723C

    NHTSA ID #10157018

    • Date Announced: SEPTEMBER 20 2017
    • Additional Info: How to Fix

    Summary: 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 and

    More Information »

  • TSB #PIP5346

    NHTSA ID #10115081

    • Date Announced: NOVEMBER 02 2015
    • Additional Info: How to Fix

    Summary: This Preliminary Information communication provides information to the technician about cooler line fittings that come with the 4T65E General Motors remanufactured transmission may not be the same as Original equipment manufacturer quick co

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EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES

  • TSB #PIC4696B

    NHTSA ID #10114947

    • Date Announced: DECEMBER 04 2015
    • Additional Info: How to Fix

    Summary: 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. Technician will need to contact the radio unlock ce

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  • TSB #PIC4696A

    NHTSA ID #10114924

    • Date Announced: OCTOBER 23 2015
    • Additional Info: How to Fix

    Summary: 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. Technician will need to contact the radio unlock ce

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

  • TSB #16NA260

    NHTSA ID #10082506

    • Date Announced: AUGUST 26 2016
    • Additional Info: How to Fix

    Summary: 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 CALIBR

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  • TSB #PIC4696A

    NHTSA ID #10114924

    • Date Announced: OCTOBER 23 2015
    • Additional Info: How to Fix

    Summary: 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. Technician will need to contact the radio unlock ce

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  • TSB #990844002

    NHTSA ID #605958

    • Date Announced: APRIL 01 1999
    • Additional Info: How to Fix

    Summary: SOME CUSTOMERS MAY COMMENT THAT THE CD CHANGER WILL NOT RELEASE WHEN DEPRESSING THE EJECT BUTTON. *TT

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EQUIPMENT:AIR CONDITIONER

  • TSB #3176A

    NHTSA ID #10010270

    • Date Announced: JANUARY 01 2004
    • Additional Info: How to Fix

    Summary: HEAT COMING FROM VENTS WITH HVAC OFF. *TT

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EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

  • TSB #17-NA-073

    NHTSA ID #10138060

    • Date Announced: MARCH 15 2017
    • Additional Info: How to Fix

    Summary: This warranty administration bulletin provides policy information with the field action courtesy transportation policy.

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UNKNOWN OR OTHER

  • TSB #060601

    NHTSA ID #623792

    • Date Announced: JUNE 06 2001
    • Additional Info: How to Fix

    Summary: 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

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