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

2010 GMC Terrain Reliability ReportCommon Problems, Repair Costs & Expert Verdict

62/ 100
MODERATE RISK

Grade: C-

The 2.4L engine is a ticking time bomb, overshadowing an otherwise decent, comfortable SUV.

Full system breakdown + what I would do

Should You Buy the 2010 GMC Terrain?

While the 2010 GMC Terrain offers a comfortable ride and spacious interior, its reliability is significantly hampered by the notorious 2.4L Ecotec engine, prone to severe oil consumption and timing chain failures. Proceeding with caution is paramount, especially if considering a 4-cylinder model, as these issues can lead to costly and premature engine overhauls.

Biggest Strengths

  • Comfortable ride and quiet cabin
  • Spacious interior for its class
  • Good safety ratings

Top Risk Areas

The systems that break first on the 2010 GMC Terrain. Mileage windows, repair costs, and fix-before-you-buy notes are in the full report.

1
Engine (2.4L Ecotec)critical
2
Transmission (6-speed Automatic)major
3
Electrical Systemsmoderate
Typical mileage, cost ranges, and the exact what-to-check list are in the full report.

NHTSA Recalls

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

SEATS:FRONT ASSEMBLY:POWER ADJUST

General Motors LLC (GM) is recalling certain model year 2011-2012 Buick LaCrosse, Regal and Chevrolet Camaro, as well as certain 2010-2012 Cadillac SRX, Chevrolet Equinox and GMC Terrain vehicles, equipped with power height adjustable driver and passenger seats. In the affected vehicles, the bolt that secures the driver's and passenger's power front seat height adjuster may fall out causing the seat to drop suddenly to the lowest vertical position.

VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

GENERAL MOTORS IS RECALLING CERTAIN MODEL YEAR 2010 CHEVROLET EQUINOX AND GMC TERRAIN VEHICLES FOR FAILING TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 103, "WINDSHIELD DEFROSTING AND DEFOGGING SYSTEMS AND WITH FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 101, CONTROLS AND DISPLAYS". THE SOFTWARE IN THE CENTER INSTRUMENT PANEL CAN CAUSE THE HEATING, AIR CONDITIONING, DEFROST, AND RADIO CONTROLS, AS WELL AS THE PANEL ILLUMINATION TO BECOME INOPERATIVE.

What breaks on the 2010 GMC Terrain?

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

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GMC Terrain by Year

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

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Relevant Products for Your 2010 GMC Terrain

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Frequently Asked Questions

Full Report

2010 GMC Terrain

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

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Complete Owner's Guide

Already own one? Get the 13-chapter owner's guide with specs, service schedules, and fluid capacities.

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Final Step

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