2022 GMC Terrain Service and Repair Manual

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Factory-Grade Data

2022 GMC Terrain 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

  • SLE Sport Utility 4-Door
  • Black Edition Sport Utility 4-Door
  • AT4 Sport Utility 4-Door
  • Denali Sport Utility 4-Door
  • SLT Sport Utility 4-Door

Engines covered

  • 1.5L 1490CC 91Cu. In. l4 GAS DOHC Turbocharged

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

2022 GMC Terrain Recalls & Complaints

NHTSA #22V72400029/09/2022Component: SEATS

General Motors, LLC (GM) is recalling certain 2022-2023 Chevrolet Equinox and 2022 GMC Terrain vehicles. The driver's seat may have a stripped or loose bolt at the seat frame height-adjust pivot.

Consequence

A seat with a missing or loose bolt may not properly restrain the occupant in a crash, increasing th

Remedy

Dealers will inspect the driver's seat and replace the seat cushion frame, if necessary, free of cha

NHTSA #23V33900011/05/2023Component: CHILD SEAT:VEHICLE LATCH ANCHOR

General Motors, LLC (GM) is recalling certain 2020-2023 Chevrolet Equinox and GMC Terrain vehicles. The four rear-seat lower child seat LATCH anchorage bars may have excessive powder coating, which c

Consequence

The inability to install a child seat with the LATCH anchorage bars could result in an unsecured chi

Remedy

Owners are advised to install child seats using the vehicle's rear seat belts until the remedy is co

TSB #11032766

PI created to guide technicians through radio restriction process

TSB #11032764

Pi created to provide GM dealers with information on gathering information for projection issue

TSB #11032763

This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues

TSB #11031282

This preliminary information announces the end of an engineering investigation into a brake pad noise.

TSB #11030974

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

TSB #11030532

Improvements to OnStar functionality.

TSB #11030360

This preliminary information discusses a condition that may arise from the drivers window switch sending an errant message causing the vehicle to enter manual fob learn mode.

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.

Showing the 8 most recent of 522 technical service bulletins on file with NHTSA.

20260516Component: UNKNOWN OR OTHER

The sun/moon roof randomly imploded while driving. It popped and felt the force of the implosion.

20260513Component: POWER TRAIN

The contact owns a 2022 GMC Terrain. The contact stated that while driving 45 MPH, the vehicle began to shake independently. No warning light illuminated. The vehicle was taken to the dealer where it

20260422Component: SERVICE BRAKES

Hard as rock brakes Long response time Mechanic friend says it’s break booster.

20260422Component: FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING

Hard as rock brakes Long response time Mechanic friend says it’s break booster.

20260326Component: FUEL SYSTEM, GASOLINE

The contact's husband owns a 2022 GMC Terrain. The contact stated that while driving at 20 MPH, the vehicle shut off with the message "Press Brake Pedal to Start" displayed on the instrument panel. Th

Showing the 5 most serious of 58 complaints filed with NHTSA.

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