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2002 GMC Envoy CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT GMC REPAIR SHOPS DON'T WANT YOU TO KNOW

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    Get Full Access Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2002 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 2002 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 2002 GMC Envoy AUTOMOBILES

    Electrical Symbol & Wire Color Code Identification -> Wire Color Code Identification -> Domestic Vehicles
    Vehicle: 2002 GMC Envoy 4.2 L6 GAS

    [[table data]]

    CLICK HERE TO GET FULL ACCESS TO 2002 GMC Envoy A/C & HEATER SERVICE PROCEDURES

    BRAKE SERVICE PROCEDURES FOR 2002 GMC Envoy AUTOMOBILES

    Power Brake Units -> Delco Brake Booster -> Description -> Operation -> Single Diaphragm Type -> Tandem (Dual) Diaphragm Type
    Vehicle: 2002 GMC Envoy XL 4.2 L6 GAS

    In order to properly service power brake systems, a thorough understanding of the various power assist systems is required. These systems provide a mechanical assist, acting to increase the force applied to the master cylinder piston by the driver while decreasing the effort required to obtain acceptable stopping performance. Two basic types of power assist mechanisms are used: vacuum assist diaphragm assemblies which use engine vacuum and in some cases vacuum from an external vacuum pump, and hydraulic assist assemblies which use hydraulic pressure developed by an external pump (us...

    CLICK HERE TO GET FULL ACCESS TO 2002 GMC Envoy BRAKE SERVICE PROCEDURES

    FUEL FILTER REPLACEMENT PROCEDURES FOR 2002 GMC Envoy AUTOMOBILES

    General Motors Corp./Saturn Light Trucks, SUVs & Vans -> Fuel Filter Replacement -> Gasoline Engines Except Equinox, Montana SV6, Relay, Rendezvous w/3.6L Engine, Terraza, Uplander & Vue (2004-06) & 2004-06 Envoy, Rainier & TrailBlazer -> Returnless Fuel System
    Vehicle: 2002 GMC Envoy 4.2 L6 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. Pri...

    CLICK HERE TO GET FULL ACCESS TO 2002 GMC Envoy FUEL FILTER REPLACEMENT PROCEDURES

    DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2002 GMC Envoy AUTOMOBILES

    DRIVESHAFT U-JOINT, Replace -> Assemble -> Disassemble
    Vehicle: 2002 GMC Envoy 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 ...

    CLICK HERE TO GET FULL ACCESS TO 2002 GMC Envoy DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES

    STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2002 GMC Envoy AUTOMOBILES

    Starter, Replace
    Vehicle: 2002 GMC Envoy 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 2002 GMC Envoy AUTOMOBILES

    General Motors Corp./Saturn Trucks -> Change Oil, Change Oil Now Or Change Oil Soon Lamp & Messages -> 2002-06 Envoy & Trailblazer
    Vehicle: 2002 GMC Envoy 4.2 L6 GAS

    The Engine Oil Life monitor indicates when an oil and filter change are needed, usually from 3000-10,000 miles since the last change. The CHANGE OIL SOON indicator may light even before 3000 miles if the vehicle has been operated under severe service.

    The monitor will not detect dust in the oil. If operating in dusty conditions be sure to change the oil and filter every 3000 miles or soon...

    CLICK HERE TO GET FULL ACCESS TO 2002 GMC Envoy MAINTENANCE LAMP RESET PROCEDURES

    RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2002 GMC Envoy AUTOMOBILES

    Coolant Hose, Replace -> Lower -> Upper
    Vehicle: 2002 GMC Envoy XL 4.2 L6 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...

    CLICK HERE TO GET FULL ACCESS TO 2002 GMC Envoy RADIATOR & HOSE REPLACEMENT PROCEDURES

    SERPENTINE BELT SERVICE PROCEDURES FOR 2002 GMC Envoy AUTOMOBILES

    Serpentine Drive Belt, Replace
    Vehicle: 2002 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...

    CLICK HERE TO GET FULL ACCESS TO 2002 GMC Envoy SERPENTINE BELT SERVICE PROCEDURES

    COMPONENT LOCATION DIAGRAMS FOR 2002 GMC Envoy AUTOMOBILES

    Component location diagrams for most 2002 GMC Envoy cars and light trucks sold in the U.S. from 1990+.

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

    Components on diagram:
  • Fuse Block Underhood
  • Front Lamps Diagram for 2002 GMC Envoy  4.2 L6 GASFront Lamps Diagram for 2002 GMC Envoy 4.2 L6 GAS

    Components on diagram:
  • Headlamp
  • Turn Signal Lamp
  • Marker Lamp
  • Headlamp Connector
  • Park Signal Lamp
  • CLICK HERE TO GET FULL ACCESS TO 2002 GMC Envoy PARTS/COMPONENTS LOCATION DIAGRAMS!

    WIRING DIAGRAMS FOR 2002 GMC Envoy AUTOMOBILES

    OEM drawn wiring diagrams for most 2002 GMC Envoy cars and light trucks sold in the U.S.

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

    Components on diagram:
  • Data Link Connector
  • A/C Compressor Clutch
  • Powertrain Control Module
  • A/C Low Pressure Switch
  • A/C Relay
  • 2002 GMC Envoy  4.2 L6 GAS Wiring Diagram2002 GMC Envoy 4.2 L6 GAS Wiring Diagram

    Components on diagram:
  • Sunroof Module
  • Body Control Module
  • Sunroof Switch
  • Sunroof Motor
  • CLICK HERE TO GET FULL ACCESS TO 2002 GMC Envoy WIRING DIAGRAMS!

    TECHNICAL SERVICE BULLETINS FOR 2002 GMC Envoy AUTOMOBILES

    OEM TSB listings for most 2002 GMC Envoy cars and light trucks sold in the U.S. from 1985+.

    Document: Revised General Motors New Vehicle Tire Warranty Program
    Vehicle: 2002 GMC Envoy 4.2 L6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • Wheels, Tires, Wheel Bearings, Seals, Hubs
  • Document: New Website for AFIT, TPM, and VDR Updates
    Vehicle: 2002 GMC Envoy 4.2 L6 GAS

    Auto Systems:
  • Labor Times, Manuals, Warranty, Aids
  • CLICK HERE TO GET FULL ACCESS TO 2002 GMC Envoy TECHNICAL SERVICE BULLETINS!

    COMPONENT/PARTS SPECIFICATIONS FOR 2002 GMC Envoy AUTOMOBILES

    BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2002 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 2002 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 2002 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 2002 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 2002 GMC Envoy SPECIFICATIONS DATA!

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

    Click here to view more details about 2002 GMC Envoy Fuel Pump2002 GMC Envoy Fuel Pump, A high quality, direct fit OE replacement fuel pump assembly..

    Source: Auto Body Parts Store

    $187.12

    Click here to view more details2006 GMC Envoy Mirror, Driver Side, This OE replacement mirror is textured black and made of the highest quality, rust and corrosion resistant materials to withstand all types of weather. Item is with 2 years limited TrustBuilt warranty.</p><p><b>Specifications:</b><ul><li>16-hole, 11-prong connector</li><li>With clear in-housing signal light and memory feature</li></ul></p>.

    Source: Auto Body Parts Store

    $107.60

    Click here to view more details about 2009 GMC Envoy Pillar Post Covers2009 GMC Envoy Pillar Post Covers, Pillar Post Covers; 6 Piece Set, , .

    Source: Wheels / Rims, Mirrors & Lights Store

    $39.50

    Click here to view more details2005 GMC Envoy V8, 5.3 L, 322 CID Rebuilt Engine, 5.3 CHEVY,GMC, Warranty: 3-Year/100,000 Mile, .

    Source: Rebuilt Engines Store

    $1,866.00

    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 details2003 GMC Envoy Used Air Flow Meter/Sensor, 6.0, AUTO, 4X4, Very Good.

    Source: Used Auto Parts Store

    $69.00
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