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2015 GMC Sierra 2500 review

Research, photos, specs, and expertise

GMC Sierra 2500 highlights

Customer rating

RepairPal reliability rating

Mileage (EPA estimate)

(data not available)

Pricing for current inventory

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All GMC Sierra 2500 years

What is new for the 2015 GMC Sierra 2500?

  • Enhanced safety features including adaptive cruise control and lane-keeping assist now standard.
  • Updated infotainment system with larger touchscreen and improved connectivity options.
  • New engine option available for increased fuel efficiency.
  • Standard alloy wheels upgraded from 16-inch to 18-inch for improved aesthetics and performance.

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Ratings & reliability

Customer ratings

4.3 out of 5

3 customer reviews

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

Work Truck 2D Regular Cab 2WD

Standard Features

  • Cloth Seats
  • ABS Brakes
  • Air Conditioning
  • Cruise Control
  • Overhead Airbags
  • Power Locks
  • Side Airbags
  • Traction Control
  • Vinyl Seats
  • Automatic Transmission
  • Satellite Radio Ready
  • AM/FM Stereo
  • Auxiliary Audio Input

Optional Features

  • Heated Mirrors
  • Cloth Seats
  • Power Mirrors
  • Power Windows
  • Rear Defroster
  • Rear View Camera
  • Alloy Wheels
  • Bed Cover
  • Bed Liner
  • Long Bed
  • Running Boards
  • Tow Hitch
  • Alternative Fuel
  • Flex Fuel Vehicle
  • Bluetooth Technology
  • CD Audio
  • Satellite Radio Ready

Drive Wheels

Rear Wheel Drive (2WD)

Engine size

6.0L

Horsepower

360

Torque (ft-lbs)

380

Engine type

Gas

Fuel capacity

36

Wheelbase

133.6"

Overall length

224.43"

Width

80.12"

Height

77.8"

Leg room

F 45.27"

Head room

F 42.8"

Front tires

LT245/75R17E

Rear tires

LT245/75R17E

Seating capacity

3

Max towing capacity

1300/13000 lbs.

Transmission

Automatic

2015 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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