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2018 GMC Sierra 2500 review

Research, photos, specs, and expertise

GMC Sierra 2500 highlights

Customer rating

(not yet rated)

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 2018 GMC Sierra 2500?

  • Enhanced safety features including advanced driver-assistance systems now standard on all models.
  • New infotainment system with improved connectivity options and a larger touchscreen display.
  • Introduction of a hybrid variant for better fuel efficiency and lower emissions.
  • Standard all-wheel drive available on select trims for improved handling in various conditions.
  • Removal of the base model trim, streamlining options for buyers.

2018 GMC Sierra 2500 trims

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

Base:

  • 445-hp, 910-lb-ft of torque 6.6L
  • 360-hp, 380-lb-ft of torque 6.0L
  • Cruise Control
  • Cloth Seats
  • Traction Control
  • Side Airbags
  • Overhead Airbags
  • Rear View Camera
  • Automatic Transmission
  • Apple CarPlay
  • View our GMC Sierra 2500 inventory

SLE:

SLT:

Denali:

  • Includes all features available on the SLT
  • A/C Seats
  • Heated Steering Wheel
  • Parking Sensors
  • Lane Departure Warning
  • Running Boards
  • Bed Liner
  • 20 Inch Plus Wheels
  • Flex Fuel Vehicle
  • View our GMC Sierra 2500 Denali inventory

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Ratings & reliability

Customer ratings

The 2018 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 2D Regular Cab 2WD

Standard Features

  • Power Seat(s)
  • Power Windows
  • Side Airbags
  • Power Locks
  • Overhead Airbags
  • Air Conditioning
  • Cloth Seats
  • Power Mirrors
  • Cruise Control
  • Rear View Camera
  • Traction Control
  • ABS Brakes
  • Heated Mirrors
  • Alloy Wheels
  • Long Bed
  • Tow Hitch
  • Automatic Transmission
  • Auxiliary Audio Input
  • Satellite Radio Ready
  • AM/FM Stereo
  • Bluetooth Technology
  • Apple CarPlay
  • CD Audio
  • Android Auto

Optional Features

  • Power Seat(s)
  • Cloth Seats
  • Remote Start
  • Lane Departure Warning
  • Parking Sensors
  • Rear Defroster
  • Heated Mirrors
  • Fifth Wheel Tow Hitch
  • Running Boards
  • Bed Cover
  • Bed Liner
  • Tow Hitch
  • Gooseneck Tow Hitch
  • Navigation System

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

1450/14500 lbs.

Transmission

Automatic

2018 GMC Sierra 2500 FAQ

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* Price excludes taxes, title, registration, and fees. Applicable transfer fees are due in advance of vehicle delivery and are separate from sales transactions.

We hope you found this information helpful. This content is intended to inform and is not meant to indicate that a particular vehicle is currently available or recommended for you.​

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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