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GMC Envoy CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT GMC REPAIR SHOPS DON'T WANT YOU TO KNOW

Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!

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Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about GMC Envoy car and truck repair procedures including GMC engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up & drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix your GMC Envoy automobile. Try the Automotix DIY solution today!
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Using the Automotix DIY repair procedures will save you hundreds and even thousands of dollars! In addition, it will save you hours of touring the city searching for GMC mechanics you can trust. The Automotix DIY solution is particularly affordable. A full access to the entire DIY repair procedures and diagrams for your GMC Envoy vehicle will cost less than a single gallon of gas. Here are some of the DIY repair tips and procedures you will find here:

A/C & HEATER SERVICE PROCEDURES FOR GMC Envoy AUTOMOBILES

Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported GMC Envoy cars and light trucks from 1990+

Manual Air Conditioning & Heater System Diagnosis & Testing -> Bravada, Envoy, Rainier & Trailblazer -> Component Diagnosis & Testing -> Blower Motor -> Control Panel
Vehicle: 2004 GMC Envoy 4.2 L6 GAS

Blower Motor

Refer to "Diagnostic Tests" and for blower motor diagnosis an...

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BRAKE SERVICE PROCEDURES FOR GMC Envoy AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported GMC Envoy cars and light trucks from 1990+.

Disc Brakes -> Delco Single Piston Sliding Caliper -> Troubleshooting -> Brake Rattle -> Brake Roughness Or Chatter; Pedal Pumping -> Caliper Brake Fluid Leak -> Excessive Pedal Effort -> Excessive Pedal Travel -> Heavy Brake Drag -> No Braking Effect When Brake Pedal Is Depressed -> Pull, Uneven Or Grabbing Brakes -> Rear Brakes Locking On Application
Vehicle: 2004 GMC Envoy XL 5.3 V8 GAS

Excessive Pedal Travel

  • Worn brake linings.
  • Disc pads knock back after cornering or rough road travel.
  • Piston and linings not properly seated or positioned.
  • Insufficient fluid in system.
  • Loose wheel bearing adjustment.
  • Damaged or worn caliper piston seal.
  • Improper booster pushrod adjustment.
  • Pads out of flat more than .005 inch.
  • Rear brake automatic adjusters inoperative.
  • Improperly ground rear brake shoes.

Brake Roughness Or Chatter; Pedal Pumping

  • Excessive lateral runout of rotor.
  • Rotor excessively out of parallel.

Excessive Pedal Effort

  • Frozen or seized pistons.
  • Brake fluid, oil or grease on ...

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FUEL FILTER REPLACEMENT PROCEDURES FOR GMC Envoy AUTOMOBILES

Fuel filter replacement procedures with corresponding images for most domestic and imported GMC Envoy cars and light trucks sold in the U.S. for 1980+.

General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Filter Scheduled Maintenance -> 2002-03 Envoy, Rainier & TrailBlazer -> Normal Service -> Severe Service
Vehicle: 2003 GMC Envoy XL 4.2 L6 GAS

Normal Service

Replace ...

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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR GMC Envoy AUTOMOBILES

Includes CV axle, universal joint, and driveline replacement, for domestic and imported GMC Envoy cars and light trucks from 1990+.

DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble
Vehicle: 2008 GMC Envoy SLT 4.2 L6 GAS

Never clamp propeller shaft tubing in a vise. Clamping could dent or deform the tube causing an imbalance or unsafe condition. Always clamp on one of the yokes and support the shaft horizontally. Avoid damaging the slip yoke sealing surface. Nicks may damage the bushing or cut the lip seal.

Disassemble

  • Support propeller shaft in a line horizontal with table of a press.
  • Mark propeller shaft in order to show which end connects to transmission and which end goes to rear axle.
  • On models equipped with external snap ring retainers, proceed as follows:
    • Disassemble snap rings by ...

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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR GMC Envoy AUTOMOBILES

Description, component locations, reset procedures, relearn procedures, diagnosis and testing, wiring diagrams, component replacement, and identification of vehicles equipped and not equipped with tire pressure monitoring system for most domestic and imported GMC Envoy cars and light trucks sold in the U.S. from mid 1990's+.

Wiring Diagrams -> Wire Color Code Identification
Vehicle: 2006 GMC Envoy XL Denali 5.3 V8 GAS

Refer to Figs. through for w...

[[table data]]

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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR GMC Envoy AUTOMOBILES

Includes starter and alternator replacement procedures for domestic and imported GMC Envoy cars and light trucks from 1990+.

Alternator, Replace
Vehicle: 2009 GMC Envoy Denali 5.3 V8 GAS

  • Disconnect battery ground cable.
  • Remove drive belt.
  • Disconnect alternator electrical connector.
  • Slide boot down revealing terminal stud.
  • Remove alternator cable nut from terminal stud.
  • Remove alternator cable.
  • Remov...

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MAINTENANCE LAMP RESET PROCEDURES FOR GMC Envoy AUTOMOBILES

Maintenance lamp reset procedures with corresponding images for most domestic and imported GMC Envoy cars and light trucks sold in the U.S. from 1990+.

General Motors Corp./Saturn Trucks -> Change Trans Fluid Indicator ->
Vehicle: 2008 GMC Envoy Denali 5.3 V8 GAS

This message will appear on the DIC (Driver Information Center) when it is time to change the transmission fluid....

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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR GMC Envoy AUTOMOBILES

Includes radiator, cooling and heater hose replacement procedures for domestic and imported GMC Envoy cars and light trucks from 1990+

Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2005 GMC Envoy XL SLT 5.3 V8 GAS

Inlet

  • Drain cooling system into a suitable container.
  • Reposition heater core inlet hose clamp at engine.
  • Remove hose from engine.
  • Reposition heater hose inlet clamp at heater core.
  • Remove heater inlet hose from heater core.
  • Remove hose from vehicle.
  • Reverse procedure to install.

Outlet

  • Drain coolin...

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SERPENTINE BELT SERVICE PROCEDURES FOR GMC Envoy AUTOMOBILES

Serpentine belt replacement procedures with corresponding images for most domestic and imported GMC Envoy cars and light trucks sold in the U.S. from 1990+.

Serpentine Drive Belt, Replace
Vehicle: 2003 GMC Envoy XL 5.3 V8 GAS

  • Rotate or lift the belt tensioner arm, using a suitable tool to relieve tension from drive belt.
  • Remove t...

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COMPONENT LOCATION DIAGRAMS FOR GMC Envoy AUTOMOBILES

Component location diagrams for most GMC Envoy cars and light trucks sold in the U.S. from 1990+.

Inflatable Restraint & Diagnostic Module Diagram for 2004 GMC Envoy XUV 5.3 V8 GASInflatable Restraint & Diagnostic Module Diagram for 2004 GMC Envoy XUV 5.3 V8 GAS

Components on diagram:
  • Inflatable Restraint Sensing And Diagnostic Module
  • Lower Console
  • I/P Carrier Center Diagram for 2006 GMC Envoy SLE 4.2 L6 GASI/P Carrier Center Diagram for 2006 GMC Envoy SLE 4.2 L6 GAS

    Components on diagram:
  • Lower Air Temperature Sensor
  • CLICK HERE TO GET FULL ACCESS TO GMC Envoy PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR GMC Envoy AUTOMOBILES

    OEM drawn wiring diagrams for most GMC Envoy cars and light trucks sold in the U.S.

    2002 GMC Envoy XL 4.2 L6 GAS Wiring Diagram2002 GMC Envoy XL 4.2 L6 GAS Wiring Diagram

    Components on diagram:
  • Lock Relay
  • Brake
  • Radio
  • Park Lamp
  • Driver Door Module
  • 2008 GMC Envoy Denali 5.3 V8 GAS Wiring Diagram2008 GMC Envoy Denali 5.3 V8 GAS Wiring Diagram

    Components on diagram:
  • Headlamp Switch
  • Body Control Module
  • Rear Fuse Block
  • CLICK HERE TO GET FULL ACCESS TO GMC Envoy WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR GMC Envoy AUTOMOBILES

    OEM TSB listings for most GMC Envoy cars and light trucks sold in the U.S. from 1985+.

    Document: NAVIGATION RADIO DIAGNOSTIC QUESTIONNAIRES FOR WARRANTY EXCHANGES THROUGH PQC PARTS RESTRICTION PROCESS - REVISED
    Vehicle: 2006 GMC Envoy Denali 5.3 V8 GAS

    Auto Systems:
  • Aux Equip, Phone, Jacks, Trailer Hitches, Towing
  • Entertainment: Stereo, Radio, Cassettes
  • Document: INTERMITTENT, CURRENT OR HISTORY DTC B2476 IN ONSTAR GEN 6 OR 7 VCIM - REVISED
    Vehicle: 2005 GMC Envoy XUV SLT 5.3 V8 GAS

    Auto Systems:
  • Aux Equip, Phone, Jacks, Trailer Hitches, Towing
  • CLICK HERE TO GET FULL ACCESS TO GMC Envoy TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR GMC Envoy AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most GMC Envoy cars and light trucks sold in the U.S. and Canada from 1970+.

    • Brake caliper mounting bolt torque
    • Brake drum runout, machining, & discard specs
    • Minimum brake lining thickness.
    • Brake rotor runout, parallelism, machining, discard, & finish specs

    A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most GMC Envoy cars and light trucks sold in the U.S. and Canada from 1980+.

    • Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap

    COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.

    PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules

    QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most GMC Envoy cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.

    • Automatic transmission/transaxles capacities, lubricant recommendations
    • Differential/final drive capacities, lube recommendations, grades, & viscosities
    • Final drive fill & drain plug torques
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
    • Number of lubrication fittings & plugs
    • Power steering, brake, & clutch fluid recommendations
    • Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
    • Severe service maintenance & interval recommendations
    • Tire sizes, wheel nut/bolt torque, pressures & rim sizes
    • Transfer case capacities, lube recommendations, grades, & viscosities

    TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most GMC Envoy cars and light trucks sold in the U.S. and Canada from 1980+

    • Airflow sensor electrical specifications
    • Tensioning specifications for systems with automatic tensioners
    • Barometric pressure sensor specs
    • Battery group number and cranking performance
    • Crankshaft & camshaft position sensor resistance
    • Engine compression pressures
    • Coolant temperature sensor specs
    • Computer advance.
    • Diesel fuel temperature sensor resistance.
    • Distributor advance specifications
    • Ignition pickup coil resistance
    • Exhaust gas recirculation temperature sensor resistance
    • Engine fastener torque values
    • Firing order diagrams
    • Fuel system pressures
    • Generator (alternator) specs
    • Intake air temperature sensor specs
    • Ignition coil specifications
    • Fuel injector resistance
    • Engine idle speeds
    • Knock sensor resistance
    • Manifold absolute pressure sensor specs
    • Mixture control solenoid resistance
    • Voltage regulator specs
    • Spark plug applications & gaps
    • Starter motor electrical specs.
    • Tensioning specifications for systems without automatic tensioners
    • Throttle body temperature sensor resistance
    • Ignition timing in degrees at rpm
    • Transmission oil temperature sensor resistance
    • Throttle position sensor specs
    • Vacuum sensor valve specs

    CLICK HERE TO GET FULL ACCESS TO GMC Envoy SPECIFICATIONS DATA!

    Shop online for auto body parts, engines, wheels, lights...

    Click here to view more details2005 GMC Envoy Bumper Cover, Rear.

    Source: Auto Body Parts Store

    $681.57

    Click here to view more details about 2004 GMC Envoy Corner Light, Driver Side2004 GMC Envoy Corner Light, Driver Side.

    Source: Auto Body Parts Store

    $32.20

    Click here to view more details about 2009 GMC Envoy Door Handle Covers2009 GMC Envoy Door Handle Covers, Door Handle Covers; 4 Door; Without Passenger Side Keyhole, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $36.50

    Click here to view more details2008 GMC Envoy L6, 4.2 L, 258 CID Rebuilt Engine, Inline 6 cylinder DOHC 24 Valve, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $2,790.00

    Click here to view more details2006 GMC Envoy Used Exhaust Manifold, 4.2L, Very Good.

    Source: Used Auto Parts Store

    $139.00

    Click here to view more details2002 GMC Envoy Used Exhaust Manifold, 4.2L, Very Good.

    Source: Used Auto Parts Store

    $139.00
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