2002 GMC Sierra Service and Repair Manual

2002 GMC Sierra Service and Repair Manual – Complete OEM Coverage

The 2002 GMC Sierra Service and Repair Manual delivers comprehensive, factory-grade repair and maintenance information for all 2002 Sierra trim levels, including 1500, 2500, and 3500 models. Whether you’re working on the 4.3L V6, 4.8L, 5.3L, 6.0L V8, or the 8.1L V8 engine, this manual includes detailed guidance to support both minor repairs and complete overhauls.

Included in this manual:
 • Full mechanical and electrical repair procedures
 • Step-by-step diagnostic and troubleshooting instructions
 • Complete wiring diagrams with circuit schematics
 • Torque specs, bolt patterns, and component removal/installation
 • Suspension, transmission, brake, engine, A/C, and drivetrain service
 • Interior/exterior component disassembly and reassembly
 • OEM-level diagrams and illustrations

Whether you’re a professional mechanic or a hands-on Sierra owner, this manual is an essential tool for keeping your truck running like new.