WenmarOpen by Wenmar Pro

Service bulletins for the 2003 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.

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

By type

By component

By trouble code

Only bulletins with component: Glass, wipers and mirrors are shown. Show all

Bulletins, newest first
PIT5099G2023-12-26. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
PIP5540J2023-01-30. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW:ELECTRICAL HEATING ELEMENT. This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
PIT3033B2022-11-21. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:CRANK/CAMSHAFT POSITION SENSOR. This Preliminary Information communication provides information to the technician that the Cam gear alignment can be incorrect after replacing the HVAC mode actuator.
PIT5099F2022-07-25. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
PIT5099E2020-08-10. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
PIT3880A2018-12-17. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:REARVIEW MIRRORS/DEVICES. This Preliminary information communicates a change in software in the PDM to prevent "wandering mirrors".
05-08-48-001C2018-06-04. Service bulletin. EQUIPMENT; VISIBILITY:WINDSHIELD. This informational bulletin provides a revision for 05-08-48-001B to add 2010-2014 model years and update Labor Operation.
030848006J2017-12-22. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This informational bulletin provide information for the technicians to repair the rear window defroster contact or tabs.
37662006-01-06. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR. FRONT BLOWER INOPERATIVE STAY RUNNING DURING LOW AMBIENT TEMPERATURE. *TT
3110C2005-10-29. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. WIPER/WASHER WILL NOT SHUT OFF OR OTHER POSSIBLE ISSUES. *TT
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
070620042005-04-12. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR. WATER SEEP INTO THE WINDSHIELD WIPER MODULE. *EH
021120042005-04-06. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. WATER CAN ENTER THE WINDSHIELD WIPER MODULE CAUSING A SHORT CIRCUIT OR CORROSION OF COMPONENTS WHILE IN USE. *TT
0408430072005-01-11. Service bulletin. VISIBILITY:REAR WINDOW WIPER/WASHER. REAR WIPER DOES NOT CLEAN REAR WINDOW. *EH
0401390092005-01-10. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:FAN/MOTOR. HVAC BLOWER MOTOR INOPERATIVE OR STAYS RUNNING. *TT
32252004-12-04. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES. OUTSIDE REAR VIEW MIRROR MOVES IN THE WRONG DIRECTION COMPARED TO THE SWITCH. *EH
30952004-11-05. Service bulletin. VISIBILITY:GLASS, SIDE/REAR. OPERATION OF REAR GLASS RELEASE KEY CYLINDER. TO INCLUDE 2005 TRAILBLAZER AND BUICK RAINIER. *SC
3110A2004-11-05. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER; VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR. WASHER MOTOR FOR THE FRONT WIPERS CONTINUOUSLY RUNS WHILE THE KEY ON. *SC UPDATE. *TT
31512004-11-03. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES:INTERIOR. INSIDE REAR VIEW MIRROR DOES NOT DISPLAY AMBIENT TEMPERATURE WITH CJ2 OPTION. *TC
30372004-10-14. Service bulletin. VISIBILITY:GLASS, SIDE/REAR. INTERMITTENT REAR LIFTGLASS CONCERNS. *TT
092420022004-08-10. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR. OUTSIDE MIRRORS DO NOT RETURN TO THE ORIGINAL POSITION AFTER USING THE REVERSE TILT CURB ASSIST FEATURE. *TT
040843005B2004-08-03. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER:MOTOR. WINDSHIELD WIPER MOTOR MODULE ASSEMBLIES. *MJ
018992004-05-04. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. INITIALIZATION AND RE-INITIALIZATION OF SUNROOF MDIV MOTOR. ALSO INCLUDING 2003 BUICK RAINIER, AND 2004 CHEVROLET TRAILBLAZER EXT. *MR
0308640332003-12-03. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR. AVAILABILITY OF REPLACEMENT MIRROR ACTUATOR. *TT
0308640322003-12-03. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR. AVAILABILITY OF REPLACEMENT PARTS FOR OUTSIDE REARVIEW MIRROR. *TT

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