← all 1986 Pontiac Grand Prix trims
1986 Pontiac Grand Prix — 3.8L 6-cyl, Automatic 3-spd, RWD
This 1986 Pontiac Grand Prix (3.8L 6-cyl, Automatic 3-spd, RWD) takes regular (87-octane) gasoline. REGULAR
18
MPG combined (16 city / 22 hwy)
$3,450
est. fuel cost / year (EPA, 15k mi)
—
tailpipe CO₂
Other 1986 Pontiac Grand Prix trims
| Trim | Fuel | MPG | Fuel/yr |
|---|---|---|---|
| 4.3L 6-cyl, Automatic 4-spd, RWD | REGULAR | 19 | $3,300 |
| 4.3L 6-cyl, Automatic 3-spd, RWD | REGULAR | 18 | $3,450 |
| 5.0L 8-cyl, Automatic 4-spd, RWD | REGULAR | 18 | $3,450 |
EPA fuel type: Regular · class: Midsize Cars · retrieved 2026-06-14.