The 2002 GMC Envoy Service and Repair Manual is a comprehensive guide designed for both professional mechanics and DIY enthusiasts. It provides detailed instructions, diagrams, illustrations, wiring schematics, and specifications for all models and repairs, ensuring you have the knowledge to maintain, service, diagnose, and repair your vehicle effectively. From basic maintenance procedures to complex engine repairs, this manual covers everything you need, including:

* **Engine:** Covers all aspects of the engine, including maintenance, troubleshooting, and detailed repair procedures.
* **Control System:** Includes information on the vehicle's electronic control systems, sensors, actuators, and diagnostics.
* **Mechanical Components:** Offers comprehensive information on the vehicle's mechanical systems, such as the transmission, drivetrain, suspension, brakes, and steering.
* **Fuel Service Specifications:** Provides detailed information on fuel system components, maintenance, and fuel specifications.
* **Emission Control:** Covers emission control systems, including catalytic converters, oxygen sensors, and evaporative emissions.
* **Intake, Exhaust, and Cooling:** Details the vehicle's intake, exhaust, and cooling systems, including maintenance and repair.
* **Lube:** Explains the proper lubrication of all vehicle components, including recommended fluids and intervals.
* **Ignition, Starting, and Charging:** Covers the ignition, starting, and charging systems, including troubleshooting and repair procedures.
* **Transmission and Drivetrain:** Provides information on both automatic and manual transmissions, transfer cases, axles, and differentials.
* **Suspension and Steering:** Includes details on suspension components, alignment, and steering systems, including power steering.
* **Brakes:** Covers brake system components, maintenance, repair, and diagnostics.
* **Climate Control:** Includes information on air conditioning and heating systems, including troubleshooting and repair.
* **Safety Systems:** Details the vehicle's safety systems, including airbags, seatbelts, and engine immobilizer.
* **Electrical Systems:** Covers the vehicle's electrical systems, including wiring diagrams, schematics, and troubleshooting.
* **Body and Interior:** Provides information on the vehicle's body, interior components, and trim.

This manual is designed to be user-friendly and readily accessible. You can easily print the pages and diagrams you need and take them with you to your vehicle or workshop, ensuring you have the information you need at your fingertips.

The 2002 GMC Envoy, a mid-size SUV, marked a significant step forward for the brand, offering a refined and spacious driving experience. Built on the GMT360 platform shared with its Chevrolet Trailblazer and Isuzu Ascender counterparts, the Envoy featured a bold and muscular design with a substantial grille and pronounced wheel arches. The interior offered seating for five passengers in comfortable and spacious surroundings, boasting a variety of standard and optional features, including power windows, door locks, and mirrors, as well as a premium sound system and climate control. Available in two trim levels, the SLE and SLT, the Envoy provided a blend of versatility and luxury, catering to families and individuals seeking a capable and comfortable ride.

Under the hood, the 2002 GMC Envoy showcased a range of powertrain options. The standard engine was a 4.3L Vortec V6, delivering a respectable 190 horsepower and 250 lb-ft of torque, paired with either a 4-speed automatic transmission or a 5-speed manual. For those seeking more power, a 5.3L Vortec V8 was available, producing 275 horsepower and 325 lb-ft of torque, mated to a 4-speed automatic. The Envoy offered rear-wheel drive as standard, but with the option of a sophisticated all-wheel drive system for enhanced traction in challenging conditions. The platform also incorporated a substantial independent front suspension and a live axle rear suspension, providing a comfortable ride and capable handling.