Reliability AnalysisBased on known issue patterns, repair cost data, and ownership trends · How we score

2012 GMC Acadia Reliability ReportCommon Problems, Repair Costs & Expert Verdict

68/ 100
MODERATE RISK

Grade: C+

A roomy family hauler that requires diligent maintenance and a strong repair fund to mitigate its well-documented mechanical shortcomings.

Full system breakdown + what I would do

Should You Buy the 2012 GMC Acadia?

The 2012 GMC Acadia offers compelling space and comfort for families, but it comes with significant reliability caveats, particularly concerning its powertrain and steering systems. While spacious and generally well-appointed, potential owners must be prepared for notable repair expenses if critical known issues are not addressed proactively or have already manifested.

Biggest Strengths

  • Spacious and versatile 3-row interior
  • Comfortable ride quality for long journeys
  • Available AWD provides confident all-weather capability

Top Risk Areas

The systems that break first on the 2012 GMC Acadia. Mileage windows, repair costs, and fix-before-you-buy notes are in the full report.

1
Transmission (6T75)critical
2
Power Steering Systemmajor
3
Engine (3.6L V6)major
Typical mileage, cost ranges, and the exact what-to-check list are in the full report.

NHTSA Recalls

5 recalls on record from NHTSA. Check your VIN atnhtsa.gov to see if the repair was performed.

SEAT BELTS

General Motors is recalling certain model year 2009-2014 Buick Enclave vehicles manufactured April 14, 2008, through May 14, 2014, Chevrolet Traverse vehicles manufactured June 6, 2008, through May 14, 2014, and GMC Acadia vehicles manufactured April 9, 2008, through May 14, 2014, and 2009-2010 Saturn Outlook vehicles manufactured April 14, 2008, through March 18, 2010. In the affected vehicles, the flexible steel cable that connects the seatbelt to the front outboard seating positions may fatigue and separate over time.

STRUCTURE:BODY:HATCHBACK/LIFTGATE

General Motors LLC (GM) is recalling certain model year 2008-2012 Buick Enclave vehicles manufactured January 3, 2007, to February 29, 2012, 2009-2012 Chevrolet Traverse vehicles manufactured July 6, 2008, to March 9, 2012, 2007-2012 GMC Acadia vehicles manufactured September 15, 2006, to February 29, 2012, and 2007-2010 Saturn Outlook vehicles manufactured August 17, 2006, to March 18, 2010. The affected vehicles, equipped with the power liftgate option, have gas struts that hold the power liftgate up when open. These struts may prematurely wear and the open liftgate may suddenly fall.

What breaks on the 2012 GMC Acadia?

Full reliability breakdown — engine, transmission, rust, electrical. With repair costs and mileage danger zones.

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GMC Acadia by Year

Compare reliability scores across nearby years of the GMC Acadia. Click any year for its full report.

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Frequently Asked Questions

Full Report

2012 GMC Acadia

7-system breakdown, mileage danger zones, repair cost projections, buyer checklist, and expert verdict.

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Complete Owner's Guide

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Final Step

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