2009 Pontiac G8 — 6.0L 8-cyl, S6 automatic, RWD
This 2009 Pontiac G8 (6.0L 8-cyl, S6 automatic, RWD) takes regular (87-octane) gasoline. REGULAR
18
MPG combined (15 city / 24 hwy)
$3,450
est. fuel cost / year (EPA, 15k mi)
—
tailpipe CO₂
Other 2009 Pontiac G8 trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 3.6L 6-cyl, S5 automatic, RWD | REGULAR | 20 | $3,100 |
| 6.2L 8-cyl, S6 automatic, RWD | REGULAR | 15 | $4,150 |
| 6.2L 8-cyl, 6-spd manual, RWD | REGULAR | 15 | $4,150 |
EPA fuel type: Regular · class: Large Cars · retrieved 2026-06-14.