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Service bulletins for the 2004 GMC Envoy

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

744 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

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Bulletins, newest first
34242005-11-02. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). ELECTRONIC TRANSFER CASE UNABLE TO COMPLETE SHIFT. *TT
36512005-11-02. Service bulletin. ELECTRICAL SYSTEM. ENDGATE ELECTRICAL CONCERNS B3966 B3967. *TT
3110C2005-10-29. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. WIPER/WASHER WILL NOT SHUT OFF OR OTHER POSSIBLE ISSUES. *TT
35222005-10-29. Service bulletin. FUEL SYSTEM, OTHER. SERVICE VME - FUEL SYSTEM LEAN DTCS P0101 P0171 P0174. *TT
3164A2005-10-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE ENGINE SOON LIGHT DUE A DIAGNOSTIC TROUBLE CODE P0606 DIAGNOSTIC TROUBLE CODE, OPERATE IN REDUCED ENGINE POWER MODE, AND POTENTIALLY STALL. *TT
33292005-10-28. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. SURGE, CHUGGLE OR BUCK WHILE DRIVING DOWNHILL (APPROXIMATELY 1500 - 3000 FEET ABOVE SEA LEVEL) AT HIGHWAY SPEEDS WITH THE CRUISE CONTROL ON. *TT
34242005-10-27. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. CHATTER FROM THE DOOR GLASS WINDOW AS THE GLASS TRAVELS UP OR DOWN. XUV MODEL ONLY. *TT
33352005-10-27. Service bulletin. EXTERIOR LIGHTING:TAIL LIGHTS. SUPPLEMENT TO CAMPAIGN 04087 / SCREWS BREAK IN THE TAIL LAMP HOUSING. *SC
35772005-10-27. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY:RELAY. NO CRANK NO START NO DIAGNOSTIC TROUBLE CODES. *TT
34052005-10-25. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE IS HARD TO START AFTER FILLING THE FUEL TANK. *TT
3334A2005-10-25. Service bulletin. SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER. B3606 HEATED SEAT(S) INOPERATIVE AND/OR ADJUSTABLE PEDALS DO NOT RECALL. *TT
34442005-10-21. Service bulletin. POWER TRAIN. SERVICE VME-TCC SURGE OR SHUDDER, INVESTIGATION OF WATER INTRUSION INTO THE TRANSMISSION. *SC
36562005-10-20. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR. REPEAT REAR BLOWER MOTOR FAILURE OR INOPERATIVE. *TT UPDATED 12/5/08. *PE UPDATED 08/06/2012 *JS
3420A2005-10-20. Service bulletin. POWER TRAIN. PING, POP OR CLICK NOISE FROM UNDER THE REAR. *SC
36972005-09-21. Service bulletin. ELECTRICAL SYSTEM. ANTI-LOCK BRAKING SYSTEM (ABS) AND SERVICE ENGINE SOON (SES) LIGHT ON WITH DIAGNOSTIC TROUBLE CODES C0055 B0540 SPEEDOMETER INOPERATIVE. TO INCLUDE 2005-2006 SAAB 9-7X. *TT
36802005-09-21. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. AUTOMATIC HEADLAMP DEFEAT INOPERATIVE AFTER BCM REPLACEMENT. *TT
7022005-09-09. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). NAVIGATION RADIO SYSTEM DOES NOT HAVE COMPLETE COVERAGE. GM TECH LINKS. *TT
5102005-09-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. 2004 SECONDARY AIR INJECTION SYSTEM- IN 6 CYLINDER ENGINE INCORPORATES A NEW AIR PUMP AND AN ELECTRONIC AIR SHUT OFF VALVE. *SC
050846006A2005-05-14. Service bulletin. EQUIPMENT. INFORMATION ON UPGRADING CERTAIN ONSTAR GENERATION 5 ANALOG/DIGITAL-READY SYSTEMS TO ONSTAR GENERATION 6 DUAL-MODE (ANALOG/DIGITAL). *TT
0508420012005-05-14. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. DIAGNOSTIC INFORMATION ON HEADLAMPS FLICKER OR MOMENTARILY DIM WHILE DRIVING. *TT
0506040212005-05-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. REVISED INSPECTION/MAINTENANCE (I/M) EVAPORATIVE EMISSION (EVAP) SYSTEM SET PROCEDURE. *TT
0506040142005-05-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. DIAGNOSTIC AIDS FOR DIAGNOSTIC TROUBLE CODES P0440, P0455 AND/OR P0442 - EVAPORATIVE EMISSION (EVAP) SYSTEM LEAK. *TT
33302005-05-11. Service bulletin. ENGINE AND ENGINE COOLING. SERVICE ENGINE SOON (SES) LIGHT DUE TO A P0171 DIAGNOSTIC TROUBLE CODE. *TT
32322005-05-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 1999 - 2005 GEN II COLD ENGINE MISFIRE AT IDLE WITH POSSIBLE P0171 AND/OR P0174. *TT
33512005-05-11. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). INTERMITTENT MALFUNCTION INDICATOR LAMP (MIL) WITH DIAGNOSTIC TROUBLE CODE (DTC) C0374 OR ERRATIC 4WD/AWD OPERATION. *TT

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.