← all 2018 GMC Terrain AWD trims
2018 GMC Terrain AWD — 1.6L 4-cyl, Automatic 6-spd, AWD
This 2018 GMC Terrain AWD (1.6L 4-cyl, Automatic 6-spd, AWD) runs on diesel. DIESEL
32
MPG combined (28 city / 38 hwy)
$2,450
est. fuel cost / year (EPA, 15k mi)
319 g/mi
tailpipe CO₂
Other 2018 GMC Terrain AWD trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 1.5L 4-cyl, Automatic 9-spd, AWD | REGULAR | 26 | $2,400 |
| 2.0L 4-cyl, Automatic 9-spd, AWD | PREMIUM | 23 | $3,350 |
EPA fuel type: Diesel · class: Small Sport Utility Vehicle 4WD · retrieved 2026-06-14.