2004 GMC Envoy XL Service and Repair Manual

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Covers all 2004 Envoy XL trims — SLE Sport Utility 4-Door, SLT Sport Utility 4-Door ·
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2004 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
  • 5.3L 5328CC 325Cu. In. V8 GAS OHV 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
NHTSA #04V52700001/11/2004Component: EXTERIOR LIGHTING:BRAKE LIGHTS

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.

Consequence

AN INOPERATIVE BRAKE LAMP WILL NOT CONVEY THE DRIVER'S INTENTION OF STOPPING TO DRIVERS IN FOLLOWING

Remedy

DEALERS WILL INSPECT THE TAIL LAMP/STOP LAMP ASSEMBLIES, AND IF NECESSARY, REPLACE THEM. THE RECALL

TSB #11020816

This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.

TSB #11007208

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

TSB #11006621

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

TSB #11006421

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

TSB #11004761

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

TSB #11004557

This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.

TSB #11002312

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.

TSB #11000576

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 130 technical service bulletins on file with NHTSA.

20100827Component: AIR BAGSCrash reported2 injured

TL* THE CONTACT OWNS A 2004 GMC ENVOY XL. THE CONTACT WAS TRAVELING 55 MPH WHEN AN UNKNOWN PART FRACTURED FROM UNDER THE VEHICLE, CAUSING THE CONTACT TO LOSE CONTROL. THE VEHICLE PROCEEDED TO ROLL OVE

20181004Component: AIR BAGSCrash reported1 injured

FOUR VEHICLE ACCIDENT, #THREE VEHICLE IN LINE FROM THE FRONT. TRAVELING AT POSTED SPEED LIMIT OF 60MPH. SUDDEN HARD BRAKING, HIT IN THE FRONT & REAR OF THE VEHICLE, VEHICLE WAS CONSIDERED A TOTAL RI

20120614Component: AIR BAGSCrash reported1 injured

A CAR HIT ME HEAD ON DOING 50 MPH. MY AIR BAGS NEVER DEPLOYED. *JB

20120123Component: AIR BAGSCrash reported1 injured

ROAD CONDITIONS WERE ICY ,CAR SUDDENLY LOST CONTROL AND SLAMMED INTO A UTILITY POLE. NEITHER DRIVER SIDE OR PASSENGER SIDE AIRBAG DEPLOYED. *TR

20101021Component: EXTERIOR LIGHTINGCrash reported

2004 GMC ENVOY SLT- HEADLIGHTS GO OFF WITH NO WARNING AT NIGHT- HAPPENED ON A DARK ROAD, ALMOST WENT IN A DITCH- ALSO, SPEEDOMETER DOES NOT WORK. *TR

Showing the 5 most serious of 227 complaints filed with NHTSA.

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