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2012 GMC Sierra 2500 review

Research, photos, specs, and expertise

GMC Sierra 2500 highlights

Customer rating

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RepairPal reliability rating

Mileage (EPA estimate)

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All GMC Sierra 2500 years

What is new for the 2012 GMC Sierra 2500?

  • Sierra 2500 trims have been upgraded with A/C Seat(s), Rear View Camera, Heated Steering Wheel, Overhead Airbags, Side Airbags, and Flex Fuel Vehicle as standard equipment this year.
  • SiriusXM Trial Available, Fifth Wheel Tow Hitch, and Gooseneck Tow Hitch features are now available as options on select trims.
  • The Work Truck trim now comes with Cruise Control as standard equipment.
  • The SLE trim now comes with Bluetooth Technology as standard equipment.

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Ratings & reliability

Customer ratings

The 2012 GMC Sierra 2500 is not yet rated. Help future customers learn about a car you've owned and write a review.

RepairPal reliability rating

3
Above Average

RepairPal gave the GMC Sierra 2500 an overall reliability rating of 3 out of 5 stars, which RepairPal describes as Above Average. This rating ranks GMC Sierra 2500 10th out of 19 among Fullsize Trucks.

View RepairPal's full rating of the GMC Sierra 2500

GMC Sierra 2500 features and specs

Curious how GMC Sierra 2500 trims differ? Use our side-by-side vehicle comparison to see the differences and similarities

SLE 2WD 2D Regular Cab

Standard Features

  • ABS Brakes
  • Air Conditioning
  • Alloy Wheels
  • AM/FM Stereo
  • Automatic Transmission
  • Bluetooth Technology
  • CD Audio
  • Cloth Seats
  • Cruise Control
  • Flex Fuel Vehicle
  • Power Locks
  • Power Mirrors
  • Power Windows
  • Remote Start
  • Satellite Radio Ready
  • Traction Control

Optional Features

  • Bed Cover
  • Bed Liner
  • BOSE Sound System
  • Flex Fuel Vehicle
  • Heated Steering Wheel
  • Long Bed
  • Overhead Airbags
  • Rear Defroster
  • Rear View Camera
  • Running Boards
  • Satellite Radio Ready
  • Side Airbags
  • Tow Hitch

Drive Wheels

Rear Wheel Drive (2WD)

Engine size

6.0L

Horsepower

360

Torque (ft-lbs)

380

Engine type

Gas

Fuel capacity

36

Wheelbase

133.7"

Overall length

225"

Width

80"

Height

77.6"

Leg room

F 41.3"

Head room

F 41.3"

Front tires

LT245/75R17

Rear tires

LT245/75R17

Seating capacity

3

Max towing capacity

1530/14700 lbs.

Transmission

Automatic

2012 GMC Sierra 2500 FAQ

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Statements of fuel economy or EV range are based on EPA and other third-party estimates for vehicles when new. Fuel economy and EV range will degrade with time and vary based on age, driving conditions, vehicle history, and other conditions. See fueleconomy.gov for more info.

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