← all 2020 GMC Terrain FWD trims
2020 GMC Terrain FWD — 1.5L 4-cyl, Automatic 9-spd, FWD
This 2020 GMC Terrain FWD (1.5L 4-cyl, Automatic 9-spd, FWD) takes regular (87-octane) gasoline. REGULAR
27
MPG combined (26 city / 30 hwy)
$2,300
est. fuel cost / year (EPA, 15k mi)
325 g/mi
tailpipe CO₂
Other 2020 GMC Terrain FWD trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 2.0L 4-cyl, Automatic 9-spd, FWD | PREMIUM | 24 | $3,200 |
EPA fuel type: Regular · class: Small Sport Utility Vehicle 2WD · retrieved 2026-06-14.