2021 GMC Terrain MPG, Price, Reviews & Photos | NewCars.com

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2021 GMC Terrain


MSRP* $25,000 - $37,500
Invoice* $24,975 - $35,775


City 25 Hwy 28 - 30

Don't Overpay for Your New GMC Terrain

Safety Rating

  • Overall Safety:
    5 stars
  • Frontal Crash:
    5 stars
  • Side Crash:
    5 stars

Vehicle crash and safety data is provided by NHTSA, the National Highway Traffic Safety Administration. NHTSA testing was established by Congress to reduce highway deaths and injuries.

2021 GMC Terrain Overview

The 2021 GMC Terrain is a premium compact SUV that seats five passengers. Maximum cargo capacity is 81 cubic feet with the rear seat and front passenger seat folded down.

Four trims are available: SL, SLE, SLT, and Denali.

Powering the Terrain is a standard 170-hp, turbocharged 1.5-liter four-cylinder engine are mated to a nine-speed automatic. Front-wheel drive (FWD) comes standard, while all-wheel drive (AWD) is optional. Fuel economy for the FWD Terrain is an EPA-estimated 26/30 mpg city/highway. It slightly decreases to a 25/28 mpg rating for the AWD Terrain.

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*MSRP and Invoice prices displayed are for educational purposes only, do not reflect the actual selling price of a particular vehicle, and do not include applicable gas taxes or destination charges.