2012 GMC Acadia Service and Repair Manual

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Factory-Grade Data

2012 GMC Acadia 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

  • SL Sport Utility 4-Door
  • SLE Sport Utility 4-Door
  • Base Sport Utility 4-Door
  • Denali Sport Utility 4-Door
  • SLT Sport Utility 4-Door

Engines covered

  • 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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  • Union Pay
  • Visa

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Vehicle Safety Data

2012 GMC Acadia Recalls & Complaints

NHTSA #12V15100009/04/2012Component: VISIBILITY:WINDSHIELD WIPER/WASHER:LINKAGES

GENERAL MOTORS (GM) IS RECALLING CERTAIN MODEL YEAR 2011-2012 CHEVROLET TRAVERSE, BUICK ENCLAVE, AND GMC ACADIA VEHICLES CURRENTLY REGISTERED IN ALASKA, COLORADO, CONNECTICUT, DELAWARE, IDAHO, ILLINOI

Consequence

IF THIS OCCURS, DRIVER VISIBILITY COULD BE REDUCED, INCREASING THE RISK OF A CRASH.

Remedy

GM WILL NOTIFY OWNERS, AND DEALERS WILL TIGHTEN THE WIPER ARM NUTS, FREE OF CHARGE. THE SAFETY RECA

NHTSA #21V24600008/04/2021Component: AIR BAGS:CRITICAL FASTENERS

General Motors, LLC (GM) is recalling certain 2010-2015, 2017 Buick Enclave, 2010-2019 Chevrolet Traverse, and 2011-2016 GMC Acadia vehicles. The side curtain air bags may not be properly attached.

Consequence

Unsecured side curtain air bags may not perform as intended, increasing the risk of injury.

Remedy

GM will notify owners, and dealers will inspect and, if necessary, realign or replace the weld nuts,

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

TSB #11024485

The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.

Showing the 8 most recent of 1586 technical service bulletins on file with NHTSA.

20161112Component: AIR BAGSCrash reported2 injured

THE VEHICLE WAS IN MOTION NEAR AN INTERSECTION AND APPROACHING THE LIGHT TO TURN. ( NEAR AIRPORT IN RALEIGH NC) THE FRONT AND SIDE AIRBAGS FAILED TO DEPLOY DURING THE CRASH. THE OTHER VEHICLE HAS

20161112Component: STRUCTURE:BODYCrash reported2 injured

THE VEHICLE WAS IN MOTION NEAR AN INTERSECTION AND APPROACHING THE LIGHT TO TURN. ( NEAR AIRPORT IN RALEIGH NC) THE FRONT AND SIDE AIRBAGS FAILED TO DEPLOY DURING THE CRASH. THE OTHER VEHICLE HAS

20230202Component: WHEELSCrash reported

Rear driver side cast aluminum knuckle/hub assembly fractured. The rear wheel partially separated from the suspension with uncontrolled toe, camber, & caster. Wheel impacted suspension linkage causi

20210905Component: ENGINECrash reported

Was waiting on dealership to catch up to bring in for a transmission problem. I know it is transmission related due to not wanting to shift properly and the fact my friend has same make and model only

20210905Component: POWER TRAINCrash reported

Was waiting on dealership to catch up to bring in for a transmission problem. I know it is transmission related due to not wanting to shift properly and the fact my friend has same make and model only

Showing the 5 most serious of 397 complaints filed with NHTSA.

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