2003 GMC Envoy XL Service and Repair Manual
This factory service and repair manual for the 2003 GMC Envoy XL takes on a second engine: the 5.3L OHV V8 sits alongside the 4.2L DOHC inline-six, and the manual treats each on its own terms for mechanical repair, cooling, fuel and emissions. SLE and SLT trims are covered, both on the four-door sport utility body. Shared systems, meaning the transmission and transfer case, suspension, steering, brakes, restraints and body circuits, are documented once, with the wiring diagrams, torque values and diagnostic charts that work on them needs.
Engines covered
- 4.2L inline-six (256 cu in) — DOHC, naturally aspirated, gasoline
- 5.3L V8 (325 cu in) — OHV, naturally aspirated, gasoline
Body styles covered
- 4-door sport utility
Trims covered
- SLE
- SLT
Known issues on the 2003 Envoy XL. Rear side door latches that could corrode in salt and road spray until they no longer held, allowing a door to open while the vehicle moved, lead the three recalls recorded here. Another concerns tail and stop lamp bulbs loosening in their sockets under heat and vibration, flickering before failing outright. The third involves water in the wiper modules stopping the wipers or driving the washer pump continuously. Of 641 owner complaints, the electrical and fuel systems lead, and both are diagnosed here at circuit and component level.
CERTAIN SPORT UTILITY VEHICLES HAVE A REAR SIDE CLOSURE LATCH THAT MAY NOT LATCH OR UNLATCH DUE TO CORROSION CAUSED BY ROAD SPLASH, SUCH AS WATER AND ROAD SALT. THESE VEHICLES WERE ORIGINALLY SOLD IN
IF THE DOOR IS NOT LATCHED PROPERLY AND IT GOES UNNOTICED, IT MAY OPEN WHILE THE VEHICLE IS IN MOTIO
DEALERS WILL INSTALL A SEAL ALONG THE LOWER PART OF THE ROCKER PANEL TO PREVENT INTRUSION OF CORROSI
CERTAIN SPORT UTILITY VEHICLES HAVE WINDSHIELD WIPER SYSTEMS THAT WILL NOT TURN ON, CEASE OPERATION WHILE IN USE, FAIL TO TURN OFF/ON BY THEMSELVES (MOISTURE SENSITIVE WIPER SYSTEM), OR HAVE CONTINUOU
DEPENDING ON THE OCCURRENCE AND WEATHER SITUATION, DRIVER VISIBILITY COULD BE REDUCED, WHICH COULD R
DEALERS WILL COVER THE WINDSHIELD WIPER MODULE VENT HOLE WITH A PATCH. ALSO, THE WIPER MOTOR, CIRCU
ON CERTAIN SPORT UTILITY VEHICLES, VIBRATION AND HEAT MAY CAUSE THE TAIL LAMP/STOP LAMP BULB TO LOOSEN IN ITS SOCKET. IF THIS OCCURS, THE BULB MAY FLICKER AND EVENTUALLY BECOME INOPERATIVE.
AN INOPERATIVE BRAKE LAMP WILL NOT CONVEY THE DRIVER'S INTENTION OF STOPPING TO DRIVERS IN FOLLOWING
DEALERS WILL INSPECT THE TAIL LAMP/STOP LAMP ASSEMBLIES, AND IF NECESSARY, REPLACE THEM. THE RECALL
This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed fo
Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected mo
GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This bulletin advises the deal
This service 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 should
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.
This Warranty Administration bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support the Personal Property Damage process.
Showing the 8 most recent of 113 technical service bulletins on file with NHTSA.
TL* THE CONTACT OWNED A 2003 GMC ENVOY XL. THE CONTACT STATED THAT THE VEHICLE LOST CONTROL WHILE DRIVING 25 MPH ON A SLIGHTLY ICY ROADWAY. AS A RESULT, THE CONTACT CRASHED INTO ANOTHER VEHICLE AND TH
TL* THE CONTACT OWNED A 2003 GMC ENVOY XL. THE CONTACT STATED THAT THE VEHICLE LOST CONTROL WHILE DRIVING 25 MPH ON A SLIGHTLY ICY ROADWAY. AS A RESULT, THE CONTACT CRASHED INTO ANOTHER VEHICLE AND TH
I HAD BEEN IN A FRONT END COLLISION BY A DRUNK DRIVER TURNING DIRECTLY IN FRONT OF ME WHILE TRAVELING AT A SPEED OF ABOUT 50 MPH, 5 MPH UNDER THE SPEED LIMIT IN A 2003 GMC ENVOY SLT. I HAVE JUST SPENT
I WAS IN A CENTER FRONTAL IMPACT ACCIDENT AT 35-40 MPH WITH A VEHICLE THAT PULLED IN FRONT OF ME (T-BONE ACCIDENT) AND MY AIRBAGS FAILED TO DEPLOY. *AK
TL*THE CONTACT OWNED A 2003 GMC ENVOY XL. WHILE DRIVING APPROXIMATELY 50 MPH, THE CONTACT LOST CONTROL OF THE VEHICLE AND DROVE INTO A DITCH. WHILE DRIVING OUT OF THE DITCH, SHE STRUCK A LARGE CULVE
Showing the 5 most serious of 296 complaints filed with NHTSA.
