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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+

Component Replacement & Adjustment -> Bravada, Envoy, Rainer & TrailBlazer -> Heater Core, Replace -> Auxiliary -> Main
Vehicle: 2004 GMC Envoy XUV 4.2 L6 GAS

Main

  • Remove HVAC module as outlined in "Heating, Ventilation & Air Condition (HVAC) Module, Replace."
  • Remove mounting screws and heater core access cover.
  • Remove heater core.
  • Reverse procedure to install. Torque heater core access cover mounting screws to 17 inch lbs.

Auxiliary

    ...

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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+.

Power Brake Units -> Delco Brake Booster -> Power Brake Unit Service
Vehicle: 2004 GMC Envoy 4.2 L6 GAS

The power brake unit is n...

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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 Replacement -> 2004-06 Envoy, Rainier & TrailBlazer -> Returnless Fuel System
Vehicle: 2005 GMC Envoy XL SLT 5.3 V8 GAS

Returnless Fuel System

On models equipped with fuel injected engines, relieve fuel system pressure as outlined under "Fuel System Pressure Relief."

On models equipped with metal collar quick disconnect connectors, GM tool No. J37088-A, or equivalent, will be required to disconnect the connector. Prior to reconnecting the connector, apply a few drops of clean motor oil to the male pipe ends.

On models equipped with plastic collar quick disconnect connectors, squeeze the connector plastic retainer release tabs to release the connector. Prior to reconnecting the con...

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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, Replace -> Front -> One Piece Driveshaft -> Rear -> Two Piece Driveshaft
Vehicle: 2005 GMC Envoy XL SLE 5.3 V8 GAS

Front

  • Raise and support vehicle.
  • Mark the front U-joint to the pinion yoke on the front differential.
  • Mark the relationship of the rear U-joint to the transfer case drive flange.
  • Remove the retaining nuts and bolts from the drive flange.
  • Remove the clamps and retaining bolts from the front drive axle pinion flange.
  • Remove the front propeller shaft from the vehicle.
  • Using tape and or a rubber band, wrap the front U-joint bearing caps to ensure the caps do not separate from the U-joint.
  • Reverse procedure to install, noting the following:
    • Torque front propeller shaft to the pinion flang...

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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+.

Relearn Procedures
Vehicle: 2009 GMC Envoy SLT 4.2 L6 GAS

  • Apply the Parking brake, then place the ignition switch in the On position.
  • Cycle the headlamp switch from Off to Parking Lamp position 4 times within 4 seconds.
  • The horn should chirp twice and the low tire pressure warning indicator should begin to flash indicating the system is in the learn mode.
  • If GM tool No. J-46079 or equivalent is available, starting with the left front tire, hold the antenna of the tool No. J-46079 near the valve stem on the wheel, then press the activate button and wait for the horn to chirp.
  • If the tool is not available, starting with the left front tir...

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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+.

Starter, Replace
Vehicle: 2005 GMC Envoy XL SLE 4.2 L6 GAS

Upon removal of starter, note if any shims are used. If shims are used, they should be installed in their original locations. After installation, if starter is noisy during cranking, remove one .015 inch double shim or add one .015 inch single shim to the outer bolt. If starter makes a high pitched whine after firing, add .015 inch double shims until noise ceases.

  • Disconnect battery ground cable.
  • Raise and...

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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 -> StabiliTrak Control System Warning Lamp ->
Vehicle: 2006 GMC Envoy SLT 4.2 L6 GAS

This lamp should light for a approximately 6-8 seconds when the ignition is turned On as a bulb check. If the warning...

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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+

Coolant Hose, Replace -> Lower -> Upper
Vehicle: 2005 GMC Envoy XUV SLT 5.3 V8 GAS

Lower

  • Drain cooling system into a suitable container.
  • Reposition hose clamp from radiator.
  • Remove radiator outlet hose from radiator.
  • Reposition hose clamp from thermostat housing.
  • Remove radiator outlet hose from thermostat housing and from vehicle.
  • Reverse procedure to in...

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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: 2004 GMC Envoy 4.2 L6 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+.

Fuse Block Underhood Diagram for 2002 GMC Envoy XL 4.2 L6 GASFuse Block Underhood Diagram for 2002 GMC Envoy XL 4.2 L6 GAS

Components on diagram:
  • Fuse Block Underhood
  • Inflatable Restraint I/P Module Diagram for 2004 GMC Envoy XL 5.3 V8 GASInflatable Restraint I/P Module Diagram for 2004 GMC Envoy XL 5.3 V8 GAS

    Components on diagram:
  • Instrument Panel
  • Inflatable Restraint I/P Module
  • 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.

    2005 GMC Envoy XL SLT 5.3 V8 GAS Wiring Diagram2005 GMC Envoy XL SLT 5.3 V8 GAS Wiring Diagram

    Components on diagram:
  • Body Control Module
  • Powertrain Control Module/Engine Control Module
  • Backup Lamp - Left
  • Backup Lamp - Right
  • Tail Lamp Circuit Board - Left
  • 2007 GMC Envoy SLE 4.2 L6 GAS Wiring Diagram2007 GMC Envoy SLE 4.2 L6 GAS Wiring Diagram

    Components on diagram:
  • Data Link Connector
  • Body Control Module
  • Security
  • Hall Effect Sensor
  • Powertrain Control Module
  • 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: GRINDING OR GROWLING NOISE IN PARK ON INCLINE - VEHICLES WITH HYDRA-MATIC FRONT WHEEL DRIVE A/T - REVISED
    Vehicle: 2006 GMC Envoy Denali 5.3 V8 GAS

    Symptoms:
  • Noise
  • Auto Systems:
  • Automatic Trans, Coolers, Torque Converter
  • Document: INFORMATION ON WATER OR ETHYLENE GLYCOL IN TRANSMISSION OIL
    Vehicle: 2007 GMC Envoy Denali 5.3 V8 GAS

    Auto Systems:
  • Automatic Trans, Coolers, Torque Converter
  • 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 details2004 GMC Envoy Door Handle, Rear, Passenger Side, Without keyhole; A high quality, OE replacement door handle; With 3 years limited CertifiedXL warranty..

    Source: Auto Body Parts Store

    $14.82

    Click here to view more details2008 GMC Envoy Water Pump, A high quality, direct fit OE replacement water pump assembly; With 2 years limited Trustbuilt warranty..

    Source: Auto Body Parts Store

    $57.36

    Click here to view more details about 2008 GMC Envoy 17" x 7" Alloy Wheel2008 GMC Envoy 17" x 7" Alloy Wheel, Alloy Wheel; 17 X 7; 50MM Offset; 6 Spokes; 6 Lug; 5 Inch BP; Original Equipment Chrome, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $245.50

    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 details2002 GMC Envoy Used Rear Lower Control Arm, Passenger Side, 4.2, AUTO, 4X2, Very Good.

    Source: Used Auto Parts Store

    $83.00

    Click here to view more details2004 GMC Envoy Used Bumper Bar, Rear, 4DR, Black Without foam, Very Good.

    Source: Used Auto Parts Store

    $231.00
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