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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!
    DIY REPAIR SAMPLES > CONTINUE EXPLORING >
    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 -> Compressor, Replace -> 4.2L Engine -> 5.3L Engine
    Vehicle: 2003 GMC Envoy XL 4.2 L6 GAS

    4.2L Engine

    • Recover refrigerant as outlined in .
    • Relieve tension by turning tensioner arm clockwise enough and remove drive belt.
    • Remove air conditioning line mounting bracket bolt at engine life hook.
    • Remove mounting bolts and righthand engine lift hook.
    • Remove three mounting bolts and alternator.
    • Remove bracket mounting bolt and idler pulley.
    • Disconnect compressor electrical connectors.
    • Remove mounting bolt and compressor hose assembly.
    • Remove compressor mounting bolts and compressor, Fig. .
    • Reverse procedure to in...

    CLICK HERE TO GET FULL ACCESS TO GMC Envoy A/C & HEATER SERVICE PROCEDURES

    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+.

    Anti-Lock Brakes -> Kelsey-Hayes -> Diagnosis & Testing -> 2008 -> Accessing Diagnostic Trouble Code -> Clearing Diagnostic Trouble Codes -> Connector Pin Identification -> Diagnostic Tests -> Diagnostic Trouble Code Interpretation -> Envoy, Rainier & Trailblazer -> Express & Savana -> Intermittents & Poor Connections -> Sierra & Silverado Classic -> Symptom Tests -> Tahoe & Yukon Hybrid
    Vehicle: 2007 GMC Envoy Denali 5.3 V8 GAS

    Accessing Diagnostic Trouble Code

    Connect a suitably programmed scan tool to Data Link Connector (DLC) and follow manufacturers instructions.

    Diagnostic Trouble Code Interpretation

    Refer to "Diagnostic Tests" for trouble code identification.

    Connector Pin Identification

    Refer to Figs. through for connector pin identification.

    Diagnostic Tests

    Tahoe & Yukon Hybrid
    [[table data]]
    Envoy, Rainier & Trailblazer
    [[table data]]
    Express & Savana
    [[table data]]
    Sierra & Silverado Classic
    [[table data]]

    Symptom Tests

    Tahoe & Yukon Hybrid
    2008

    Refer to Figs. and for symptom tests.

    Envoy, Rainier & Trailblazer

    Refer to Figs. through for symptom tests.

    Expre...

    CLICK HERE TO GET FULL ACCESS TO GMC Envoy BRAKE SERVICE PROCEDURES

    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 -> 2005-06 Envoy, Rainier & TrailBlazer -> Normal Service -> Severe Service
    Vehicle: 2005 GMC Envoy XUV SLE 4.2 L6 GAS

    Normal Service

    S...

    CLICK HERE TO GET FULL ACCESS TO GMC Envoy FUEL FILTER REPLACEMENT PROCEDURES

    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: 2003 GMC Envoy XL 4.2 L6 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...

    CLICK HERE TO GET FULL ACCESS TO GMC Envoy DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

    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+.

    Reset Procedures
    Vehicle: 2006 GMC Envoy Denali 5.3 V8 GAS

    When the Tire Pressure Monitor system detects a significant loss of tire pressure, the CHECK TIRE PRESSURE message is displayed on the DIC (Driver Inform...

    CLICK HERE TO GET FULL ACCESS TO GMC Envoy TIRE PRESSURE MONITORING SYSTEM PROCEDURES

    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: 2003 GMC Envoy 4.2 L6 GAS

    • Disconnect battery ground cable.
    • Remove air inlet duct.
    • Remove heater hose brace bolt from rear of alternator.
    • Disconnect alternator electrical connectors.
    • Remove accessory drive belt.
    • Remove alternator mounti...

    CLICK HERE TO GET FULL ACCESS TO GMC Envoy STARTER & ALTERNATOR REPLACEMENT PROCEDURES

    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 -> Check Fuel Cap Lamp ->
    Vehicle: 2009 GMC Envoy SLE 4.2 L6 GAS

    The Check Fuel Cap Lamp will illuminate momentarily when the ignition switch is placed in the On position as a bulb check. I...

    CLICK HERE TO GET FULL ACCESS TO GMC Envoy MAINTENANCE LAMP RESET PROCEDURES

    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: 2008 GMC Envoy Denali 5.3 V8 GAS

    Inlet

    • Drain cooling system into a suitable container.
    • Release clamp on heater inlet hose at heater core using hose clamp pliers J 38185 or equivalent.
    • Remove hose from heater core.
    • Release clamp on heater inlet hose at thermostat housing using hose clamp pliers J 38185 or equivalent.
    • Remove hose from thermostat housing.
    • Remove hose from vehicle.
    • Reverse procedure to...

    CLICK HERE TO GET FULL ACCESS TO GMC Envoy RADIATOR & HOSE REPLACEMENT PROCEDURES

    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: 2007 GMC Envoy SLT 4.2 L6 GAS

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

    CLICK HERE TO GET FULL ACCESS TO GMC Envoy SERPENTINE BELT SERVICE PROCEDURES

    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+.

    Underhood Lamp Diagram for 2004 GMC Envoy XL 4.2 L6 GASUnderhood Lamp Diagram for 2004 GMC Envoy XL 4.2 L6 GAS

    Components on diagram:
  • Underhood Lamp
  • Rear of Battery Diagram for 2007 GMC Envoy Denali 5.3 V8 GASRear of Battery Diagram for 2007 GMC Envoy Denali 5.3 V8 GAS

    Components on diagram:
  • Battery
  • Positive Battery Terminal
  • Negative Battery Terminal
  • Generator Battery Control 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.

    2006 GMC Envoy SLT 4.2 L6 GAS Wiring Diagram2006 GMC Envoy SLT 4.2 L6 GAS Wiring Diagram

    Components on diagram:
  • Turn Signal/Hazard Flasher Module
  • Transmission Control Module
  • Powertrain Control Module
  • Engine Control Module
  • Stoplamp Switch
  • 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: NEW LABOR OPERATION CODES FOR DEALER INSTALLED GM ACCESSORIES REPLACED DURING WARRANTY COVERAGE PERIOD - REVISED
    Vehicle: 2005 GMC Envoy XUV SLT 4.2 L6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Document: GM FUEL SYSTEM TREATMENT PLUS, FUEL SENDING UNIT CORROSION AND FUEL SYSTEM DEPOSITS - REVISED
    Vehicle: 2005 GMC Envoy XUV SLE 4.2 L6 GAS

    Auto Systems:
  • Chemicals, Antifreeze, Additives
  • Fuel Sys, Driveability, Filters (Air & Fuel)
  • 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!

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    $31.92

    Click here to view more details2009 GMC Envoy License Plate Bracket, Front, A high quality, OE replacement license plate bracket; With 1-year limited TruckEFX warranty..

    Source: Auto Body Parts Store

    $41.52

    Click here to view more details about 2000 GMC Envoy Tail Light Lens And Housing , Driver Side2000 GMC Envoy Tail Light Lens And Housing , Driver Side, DRIVER SIDE TAIL LIGHT LENS AND HOUSING , , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $36.35

    Click here to view more details2005 GMC Envoy V8, 5.3 L, 322 CID Rebuilt Engine, 5.3 CHEVY,GMC, Warranty: 7-Year/70,000 Mile, .

    Source: Rebuilt Engines Store

    $1,866.00

    Click here to view more details2003 GMC Envoy Used Rear Vent Window, Passenger Side, w/privacy glass (opt AJ1), R., Very Good.

    Source: Used Auto Parts Store

    $118.00

    Click here to view more details2003 GMC Envoy Used Air Flow Meter/Sensor, 4.6, AUTO, FWD, Very Good.

    Source: Used Auto Parts Store

    $65.00
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