← all 2018 GMC Acadia AWD trims
2018 GMC Acadia AWD — 3.6L 6-cyl, Automatic 6-spd, AWD
This 2018 GMC Acadia AWD (3.6L 6-cyl, Automatic 6-spd, AWD) takes regular (87-octane) gasoline. REGULAR
20
MPG combined (17 city / 25 hwy)
$3,100
est. fuel cost / year (EPA, 15k mi)
442 g/mi
tailpipe CO₂
Other 2018 GMC Acadia AWD trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 2.5L 4-cyl, Automatic 6-spd, AWD | REGULAR | 23 | $2,700 |
EPA fuel type: Regular · class: Standard Sport Utility Vehicle 4WD · retrieved 2026-06-14.