SUM UP (2 Stars)

By Automobile Magazine

What's New for Sierra 2500HD in 2014

The 2014 GMC Sierra 2500HD adds a 6.0-liter bi-fuel V-8, standard 4.10 axle ratio and optional 3.73 ratio, and an available spray-on bed liner...
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Vehicle Overview

The 2014 GMC Sierra 2500HD is a heavy duty truck sold in four grades, two box lengths, two cab layouts, single or dual rear wheel configurations, rear- or four-wheel drive, and two engine choices. A larger, more capable 3500HD model is also available.

Summary

The 2014 GMC Sierra 2500HD is available with either a 6.0-liter V-8 producing 360 hp and 380 lb-ft of torque or a 6.6-liter turbocharged diesel V-8 making 397 hp and 765 lb-ft of torque paired to a six-speed automatic transmission. However, the diesel engine is a $7,150 premium over the gas-powered variant. V-8-equipped trucks are able to run on CNG while diesel models are able to run biodiesel. Maximum towing capacity is ranges from 7,222 to 23,100 pounds.

Inside, the 2014 GMC Sierra 2500HD has a well-equipped cabin geared toward functionality with generous storage space for small items. Features such as mobile wi-fi, USB connectivity, Bluetooth, navigation, charging points for portable devices, dual zone climate control, satellite radio, heated leather seats, and a rear seat entertainment system make the truck’s interior more livable and upscale.

A redesigned model will go on sale for the 2015 model year.

Depending on its configuration, the 2014 GMC Sierra 2500HD has a three- or four-star overall safety rating from the NHTSA (out of a possible five stars).

You’ll Like

  • Generous towing capacity
  • Available diesel engine
  • Flex-fuel capability

You Won’t Like

  • Expensive premium for diesel engine
  • Buyer's remorse, knowing the 2015 model has been updated

Key Competitors

  • Ram 2500 HD
  • Ford F-250 Super Duty
  • Chevrolet Silverado 2500HD

Rating

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2014 Sierra 2500HD Standard Equipment

Climate Control

  • Front Air Conditioning

Convenience

  • Auto On Headlights
  • Cruise Control
  • Power Outlet(s)
  • Steering Wheel Tilt
  • Trip Computer

Interior

  • Cup Holders

Safety

  • Brake Assist
  • Daytime Running Lights
  • Driver Air Bag
  • Engine Immobilizer
  • Passenger Air Bag
  • Traction Control

Tires and Wheels

  • Wheel Covers

Trucks and Towing

  • Trailer Harness
What are the factory warranties? See Warranties
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