2010 GMC Terrain
4 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| Terrain AWD | 20 | 29 | 23 | Regular Gasoline | All-Wheel Drive | 2.4L 4-cyl | Automatic 6-spd |
| Terrain AWD | 17 | 24 | 20 | Regular Gasoline | All-Wheel Drive | 3L 6-cyl | Automatic 6-spd |
| Terrain FWD | 22 | 32 | 26 | Regular Gasoline | Front-Wheel Drive | 2.4L 4-cyl | Automatic 6-spd |
| Terrain FWD | 17 | 25 | 20 | Regular Gasoline | Front-Wheel Drive | 3L 6-cyl | Automatic 6-spd |