Keep your GMC Sierra 1500 on the road with the trusted guidance of the Haynes Repair Manual for 2019–2022 models. This manual includes in-book procedures for the 2.7L L3B, 4.3L LV3, 5.3L L82/L84, and 6.2L L87 gasoline engines, with supplemental online-only support for the 3.0L LM2 diesel engine.

Whether you're replacing brake pads, diagnosing a starting issue, or servicing major components, this guide walks you through every job using real-world procedures and detailed photographs. Scan the built-in QR code for access to interactive wiring diagrams, guided diagnostics, and updated vehicle repair info from any device.

Haynes Manuals are the go-to resource for DIYers worldwide, providing the confidence, clarity, and cost savings you need to maintain your truck like a pro. Extend the life of your Sierra and protect its performance with hands-on, expert-backed repair guidance.

Table of Contents
Jacking and lifting
Vehicle identification numbers
Fluid level checks (every 250 miles or weekly)
Tire and tire pressure checks (every 250 miles or weekly)
Lubricants, fluids and tire pressures
Booster battery (jump) starting
Key fob battery replacement
Buying parts
Troubleshooting
Acronyms
Fraction/decimal/millimeter equivalents
Chapter 1 – Routine maintenance and servicing
Chapter 2A – 2.7L engine repair procedures
Chapter 2B – 4.3L engine repair procedures
Chapter 2C – 5.3L and 6.2L engine repair procedures
Chapter 3 – Cooling, heating and air conditioning systems
Chapter 4A – Fuel and exhaust systems – 2.7L engine
Chapter 4B – Fuel and exhaust systems – 4.3L engine
Chapter 4C – Fuel and exhaust systems – 5.3L and 6.2L engines
Chapter 4D – Emission control systems
Chapter 5A – Starting and charging
Chapter 5B – Ignition system
Chapter 6A – Automatic transmission
Chapter 6B – Transfer case
Chapter 7 – Driveshafts and axles
Chapter 8 – Braking system
Chapter 9 – Suspension and steering
Chapter 10 – Bodywork and fittings
Chapter 11 – Body electrical system
Chapter 12 – Wiring diagrams
Index