2012 GMC Sierra 2500HD

  • Type: Truck
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2012 GMC Sierra 2500HD Ratings


Consumer Rating

The J.D. Power 100-Point Score is based on hundreds of thousands of independent and unbiased opinions of verified car owners.
J.D. Power
Out of 100

Quality & Reliability

Measures the level of defects, malfunctions, and design flaws experienced by vehicle owners. Covers the entire vehicle from engine to infotainment system. A higher rating means fewer problems.

Driving Experience

Owners' evaluation of the vehicle's design, performance, comfort, functionality, safety, and technology, comprise this rating. Newer and recently-redesigned vehicles tend to score better.


J.D. Power's forecast of depreciation (how much of its current value the vehicle will likely lose) over the next three years. Lower depreciation equals a higher rating.

Dealership Experience

Not Rated
Owners' experience with this brand's dealerships during the purchase and service process make up this rating. Key factors include customer service, dealership facilities, and the quality of work.

Best Large Heavy Duty Pickup of 2012

All J.D. Power rankings are powered by VIN verified vehicle owners. See ratings methodology.
Large Heavy Duty Pickup
#1 GMC Sierra 2500HD
Large Heavy Duty Pickup

2012 Sierra 2500HD for Sale near Ashburn, VA 20149

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Owners Like

Measured owner satisfaction with 2012 GMC Sierra 2500HD after 90-days of ownership.
  • Transmission smoothness
  • The vehicle's audio system
  • Smoothness of vehicle's ride

Owners Don't Like

The problems experienced by owners of the 2012 GMC Sierra 2500HD during the first 90-days of ownership.
  • Interior storage spaces
  • Comfort of the 2nd row seats
  • Quality of the interior materials

Performance Specs

MPG City

No data


No data


322 - 397


6 speed, HD Automatic


Gas V8


4-Wheel Drive, Rear Wheel Drive

Available Trims

2012 GMC Sierra 2500HD Review

A big-time example of engineering excellence with no compromise. Here comes the 2012 Sierra Heavy Duties. Rebuilt from the ground up to provide excellent tailoring and payload. The Sierra HD is known for getting the toughest jobs accomplished. It has a new high-strength fully boxed steel frame robust independent front suspension and asymmetrical rear lead spring suspension. An available Allison 1000 six-speed automatic transmission coupled with the new Duramax Diesel 6.6L delivers segment leading power with 397 horsepower and 765 lb. ft of torque. GMC has extended it’s exclusive Denali line to the sierra heavy Duty lineup – a HD offering of Denali’s unique combination of distinctive style premium features and capability. Choose the best in technology with available XM NavTraffic – a GPS Navigation system with real-time traffic data and construction and accident updates. XM Radio USB connectivity and an available Bose premium speaker system with a sub-woofer in the center console let you personalize your driving experience. Professional Grade. No Compromise. The 2012 Sierra Heavy Duty.

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