2018 Chevrolet Colorado Service and Repair Manual
2018 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
General Motors LLC (GM) is recalling certain 2015-2018 GMC Canyon, 2016-2017 Buick Envision, 2016-2018 Chevrolet Colorado and Malibu, 2017-2018 GMC Acadia, 2018 Buick LaCrosse, Cad
A damaged fuel line can create a fuel leak, increasing the risk of a fire.
GM will notify owners, and dealers will replace the high pressure fuel pump, and high pres
This PI provides diagnostic tips for diagnosing electric trailer brakes issues.
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This PI communicates the proper part numbers for transmission connectors and internal harness to prevent confusion when ordering
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
This service bulletin provides information on Tire Sidewall Irregularities.
This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
Showing the 8 most recent of 779 technical service bulletins on file with NHTSA.
I was ran off the road and hit a tree line in which a downed tree went through my windshield. The airbags failed to deploy. If I had not been wearing my seatbelt, I could've been d
The braking system did not engaged as expected when suddenly braking in freeway commute. This resulted in a vehicle collision. I believe this issue put myself and others in danger
VEHICLE WAS DRIVEN AT APPROXIMATELY 20MPH AND UPPON DECELERATION THERE WAS A LOUD BANG AND ALL FOUR TIRES LOCKED UP AND HAVING NO CONTROL OVER MOVEMENT OF THE TRUCK. NO ERROR CODES
Fuel system leak and yes, it is available for inspection. My safety was at risk while I was driving the truck and smelled a very strong odor of gasoline enter the cab of the truck
Showing the 4 most serious of 234 complaints filed with NHTSA.
