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GMC Envoy CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT GMC REPAIR SHOPS DON'T WANT YOU TO KNOW
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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!
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+
General Service Domestic Vehicles -> 2003-04 -> Leak Test -> Electronic Leak Detectors -> Fluid Leak Detectors
Vehicle: 2003 GMC Envoy 4.2 L6 GAS
Testing the refrigerant system for leaks is one of the most important phases of troubleshooting. One or more of the methods outlined will prove useful in detecting leaks or checking connections if service work is performed. Before beginning any leak test, attach a manifold gauge set and note pressure. If little or no pressure is indicated, a partial charge must be installed. Check all connections, compressor head gasket, oil filler plug and compressor shaft seal for leaks.
For R-134a system an electronic type leak detector is recommended.
Electronic Leak Detectors
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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 -> Brake System Bleed
Vehicle: 2002 GMC Envoy 4.2 L6 GAS
Refer to. "Hydraulic Brake... "
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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 Pressure Relief -> Except Montana SV6, Relay, Rendezvous w/3.6L Engine, Terraza, Tracker & Uplander -> Engine Fuel Pressure Service Port -> Engines Less Fuel Pressure Service Port
Vehicle: 2003 GMC Envoy XL 4.2 L6 GAS
Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.
Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental spray of fuel.
After the battery has been disconnected and reconnected, some abnormal driveability symptoms may occur. The vehicle may need to be driven while the vehicle relearns its adaptive strategy.
Engines Less Fuel Pressure ...
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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+.
CV AXLE SHAFT, Replace
Vehicle: 2003 GMC Envoy XL 4.2 L6 GAS
- Unlock steering column so that steering linkage is free to move.
- Raise the vehicle. Support vehicle with suitable safety stands.
- Remove front tire and wheel assemblies.
- In order to prevent drive axle from turning, insert a drift through brake caliper and into one of the rotor vanes.
- Remove axle nut and washer.
- Remove drift from brake rotor.
- Remove front brake rotors and support caliper with piece of wire in order to prevent damage to brake hose.
- Remove brackets from upper control arm holding both ABS wire and brake hose.
- Remove ABS bracket located on top of upper control arm ball...
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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 SLE 4.2 L6 GAS
Refer to Figs. through for w...
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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: 2006 GMC Envoy XL SLT 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: 2008 GMC Envoy Denali 5.3 V8 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+
Radiator, Replace
Vehicle: 2004 GMC Envoy XUV 4.2 L6 GAS
- Drain coolant from radiator into a suitable container, then disconnect upper coolant reservoir hose.
- Remove upper fan shroud bolts, then shroud.
- Disconnect and plug transmission fluid cooler lines.
- D...
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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 XL 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+.
 Right Rear Of Engine Diagram for 2003 GMC Envoy XL 5.3 V8 GASComponents on diagram: |
 Inflatable Restraint Side Impact Sensor Diagram for 2006 GMC Envoy SLE 4.2 L6 GASComponents on diagram: |
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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 SLE 4.2 L6 GAS Wiring DiagramComponents on diagram: |
 2005 GMC Envoy XL SLE 4.2 L6 GAS Wiring DiagramComponents on diagram: |
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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+.
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Document: INFORMATION ON WATER OR ETHYLENE GLYCOL IN TRANSMISSION OIL Vehicle: 2007 GMC Envoy Denali 5.3 V8 GAS Auto Systems: |
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Document: GM ACCESSORIES HEADREST DVD SYSTEM DISPLAY MONITOR INOPERATIVE Vehicle: 2003 GMC Envoy XL 4.2 L6 GAS Symptoms: |
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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
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