2002 GMC Envoy XL service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Wiring diagrams and electrical sections
- Powertrain, brakes, steering, suspension, HVAC and more
Trims covered
- SLE Sport Utility 4-Door
- SLT Sport Utility 4-Door
Engines covered
- 4.2L 256Cu. In. l6 GAS DOHC Naturally Aspirated
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
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.
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 bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
This technical 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 shou
Showing the 8 most recent of 95 technical service bulletins on file with NHTSA.
I WAS INVOLVED IN A ACCIDENT ON 2/21/08 AT 2:00PM THE ACCIDENT INVOLVED THREE CARS. I WAS DRIVING A 2002 GMC ENVOY 1ST CAR CROSSED THREE LANES OUT OF CONTROL I HIT THE CAR AND ANOTHER CAR HIT ME FROM
I WAS INVOLVED IN A ACCIDENT ON 2/21/08 AT 2:00PM THE ACCIDENT INVOLVED THREE CARS. I WAS DRIVING A 2002 GMC ENVOY 1ST CAR CROSSED THREE LANES OUT OF CONTROL I HIT THE CAR AND ANOTHER CAR HIT ME FROM
IN AN ACCIDENT ON I75 WHEN FORCED OFF ROAD INTO TREES AHD LARGE TREE DENT IN FRONT FENDER. AIRBAG IN FRONT NEVER DEPLOYED AND DRIVER SIDE AIRBAG HAD HOLES BLOWN IN IT THAT DAMAGED MY LEFT HAND AND ARM
I DON'T KNOW WHY THERE IS NO IN INVESTIGATION WHEN THERE'S ALOT OF THE SAME VEHICLE GOING THROUGH THE SAME PROBLEMS MY 2002 HAS 118 000 AND IT HAD ALLLLLLLLLLLLLLLLLLL OF THE PROBLEMS THAT EVERYBODY
I DON'T KNOW WHY THERE IS NO IN INVESTIGATION WHEN THERE'S ALOT OF THE SAME VEHICLE GOING THROUGH THE SAME PROBLEMS MY 2002 HAS 118 000 AND IT HAD ALLLLLLLLLLLLLLLLLLL OF THE PROBLEMS THAT EVERYBODY
Showing the 5 most serious of 111 complaints filed with NHTSA.
