2020 Chevrolet Silverado 2500 HD 3500 HD Service and Repair Manual

2020 Chevrolet Silverado 2500HD & 3500HD Service and Repair Manual

Unlock the full potential of your heavy-duty truck with this comprehensive factory-grade repair manual for the 2020 Silverado 2500HD and 3500HD. Whether you’re performing routine maintenance or tackling complex repairs, this manual provides the same detailed procedures, specifications, and diagrams used by GM dealership technicians.

Key Features:
 • Engine Coverage: Includes both 6.6L V8 Gasoline and 6.6L Duramax Turbo Diesel engines
 • Transmission Systems: Covers the Allison 10-speed automatic, Hydra-Matic 6L90, and other OEM transmission options
 • Electrical & Wiring: Full-color wiring diagrams, fuse and relay info, connector pin-outs, and troubleshooting steps
 • Brake, Steering & Suspension: Complete overhaul procedures and torque specs for all critical systems
 • Interior & Exterior Repairs: Step-by-step instructions for removing, inspecting, and reinstalling body panels, dash components, HVAC, and more
 • Drive Configurations: Covers both 2WD and 4WD models
 • Printable PDF Format: Easily searchable and printable for workshop use

This manual is ideal for professional mechanics, fleet operators, or DIY owners looking for the most complete repair documentation available. It’s your ultimate guide to keeping your 2020 Silverado HD in peak condition.