2015 Chevrolet Colorado Service and Repair Manual

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Factory-Grade Data

2015 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
  • 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
  • LTZ Crew Cab Pickup 4-Door

Engines covered

  • 2.5L 2457CC 153Cu. In. l4 GAS DOHC Naturally Aspirated
  • 3.6L 3564CC 217Cu. In. V6 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

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Vehicle Safety Data

2015 Chevrolet Colorado Recalls & Complaints

NHTSA #21V21300025/03/2021Component: STEERING:ELECTRIC POWER ASSIST SYSTEM

General Motors, LLC (GM) is recalling certain 2015 Chevrolet Colorado and GMC Canyon vehicles. The power steering assist may be lost due to a poor electrical connection within the

Consequence

A loss of power steering, particularly at lower speeds increases the risk of a crash.

Remedy

GM will notify owners, and dealers will replace steering gear torque sensor cover assembly

NHTSA #15V15700018/03/2015Component: AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULE

General Motors LLC (GM) is recalling certain model year 2015 Chevrolet Colorado vehicles manufactured September 15, 2014, to January 21, 2015, and 2015 GMC Canyon vehicles manufact

Consequence

If the inflator separates from the back plate in the event of a crash necessitating deploy

Remedy

GM has notified owners, and dealers will inspect the driver air bag module inflator for pr

NHTSA #15V27800012/05/2015Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER

General Motors LLC (GM) is recalling certain model year 2015 Chevrolet Colorado, and GMC Canyon trucks manufactured January 6, 2014, to December 24, 2014. The affected vehicles may

Consequence

If the vehicle experiences a brake fluid leak it can increase the stopping distance, incre

Remedy

GM will notify owners, and dealers will inspect and replace the front-brake calipers if ne

NHTSA #15V26700008/05/2015Component: SEATS

General Motors LLC (GM) is recalling certain model year 2015 Chevrolet Colorado and GMC Canyon trucks manufactured January 6, 2014, to April 1, 2015. In the affected vehicles, the

Consequence

If the seat-frame attachment hooks are not secured properly, the seat may not be adequatel

Remedy

GM will notify owners, and dealers will inspect the seats, correcting their installation a

NHTSA #16V05400001/02/2016Component: STEERING:ELECTRIC POWER ASSIST SYSTEM

General Motors LLC (GM) is recalling certain model year 2015 Chevrolet Colorado vehicles manufactured January 6, 2015, to March 17, 2015, and 2015 GMC Canyon vehicles manufactured

Consequence

A loss or reduction in power steering assist may increase the risk of a crash.

Remedy

GM will notify owners, and dealers will replace the steering gear torque sensor cover asse

TSB #11032777

This PI provides diagnostic tips for diagnosing electric trailer brakes issues.

TSB #11030974

This preliminary information communicates information about how to determine if a wheel and tires size change is available.

TSB #11030092

This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.

TSB #11030091

This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

TSB #11027601

This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

TSB #11026104

This service bulletin provides information on Tire Sidewall Irregularities.

TSB #11026017

This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.

TSB #11025755

This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customers vehicles that exhibit vibration conditions without utilizing the s

Showing the 8 most recent of 1824 technical service bulletins on file with NHTSA.

20220515Component: STEERINGCrash reported2 injured

Power steering keeps going out while driving down the road. Wife wasn’t able to steer it not strong enough ran off the road blew out a tire. Very dangerous life-threatening plea

20220124Component: SERVICE BRAKESCrash reported2 injured

The contact owns a 2015 Chevrolet Colorado. The contact stated that while driving approximately 38 mph and making a right turn into traffic the warning messages "brake assist, ABS,

20220124Component: STEERINGCrash reported2 injured

The contact owns a 2015 Chevrolet Colorado. The contact stated that while driving approximately 38 mph and making a right turn into traffic the warning messages "brake assist, ABS,

20220124Component: AIR BAGSCrash reported2 injured

The contact owns a 2015 Chevrolet Colorado. The contact stated that while driving approximately 38 mph and making a right turn into traffic the warning messages "brake assist, ABS,

Showing the 4 most serious of 630 complaints filed with NHTSA.

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