2020 Chevrolet Colorado Service and Repair Manual

2020 Chevrolet Colorado service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.

What’s included

• Step-by-step repair procedures and service information
• Specifications and reference data (where provided)
• Wiring diagrams and electrical sections
• Powertrain, brakes, steering, suspension, HVAC and more

Trims covered

• WT Crew Cab Pickup 4-Door
• ZR2 Crew Cab Pickup 4-Door
• Z71 Extended Cab Pickup 4-Door
• LT Extended Cab Pickup 4-Door
• Base Extended Cab Pickup 4-Door
• Z71 Crew Cab Pickup 4-Door
• LT Crew Cab Pickup 4-Door
• WT Extended Cab Pickup 4-Door
• ZR2 Extended Cab Pickup 4-Door

Engines covered

• 3.6L 222Cu. In. V6 GAS DOHC Naturally Aspirated
• 2.8L 171Cu. In. l4 DIESEL DOHC Turbocharged
• 2.5L 2457CC 153Cu. In. l4 GAS DOHC Naturally Aspirated

Index / Table of contents

• Body
• Brakes
• Chassis Electrical
• Driveline
• Engine Cooling
• Engine Electrical
• Engine Mechanical
• Engine Performance & Emission Controls
• Fuel System
• General Information & Identification
• Heating, Ventilation, & Air Conditioning
• Hybrid & Electric Vehicle Systems
• Steering
• Suspension
• Transmission, Clutch, & Transfer Case
• Wiring Diagrams