2021 GMC Terrain fuel economy
The EPA lists 2 versions of the 2021 GMC Terrain. Combined fuel economy ranges from 26 to 27 MPG; the most efficient version is rated 25 city / 30 highway.
At a glance
- Combined
- 26 to 27 MPG depending on version
- City and highway
- 25 and 30 most efficient version
- Yearly fuel cost
- $2,500 EPA estimate, most efficient version
Source: U.S. EPA fueleconomy.gov
Every version the EPA tested
| Version | Engine | Drive | City | Highway | Combined | Yearly fuel cost |
|---|---|---|---|---|---|---|
| Terrain FWD Automatic 9-spd | 4-cyl 1.5L | Front-Wheel Drive | 25 | 30 | 27 MPG | $2,500 |
| Terrain AWD Automatic 9-spd | 4-cyl 1.5L | All-Wheel Drive | 25 | 28 | 26 MPG | $2,600 |
At EPA assumptions, the most efficient version costs about $2,500 per year in fuel, versus $2,600 for the least efficient.