← all 2020 GMC Terrain AWD trims
2020 GMC Terrain AWD — 1.5L 4-cyl, Automatic 9-spd, AWD
This 2020 GMC Terrain AWD (1.5L 4-cyl, Automatic 9-spd, AWD) takes regular (87-octane) gasoline. REGULAR
26
MPG combined (25 city / 28 hwy)
$2,400
est. fuel cost / year (EPA, 15k mi)
339 g/mi
tailpipe CO₂
Other 2020 GMC Terrain AWD trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 2.0L 4-cyl, Automatic 9-spd, AWD | PREMIUM | 23 | $3,350 |
EPA fuel type: Regular · class: Small Sport Utility Vehicle 4WD · retrieved 2026-06-14.