1986 Pontiac Bonneville
4 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| Bonneville | 16 | 24 | 19 | Regular Gasoline | Rear-Wheel Drive | 4.3L 6-cyl | Automatic 4-spd |
| Bonneville | 15 | 23 | 18 | Regular Gasoline | Rear-Wheel Drive | 5L 8-cyl | Automatic 4-spd |
| Bonneville | 16 | 22 | 18 | Regular Gasoline | Rear-Wheel Drive | 3.8L 6-cyl | Automatic 3-spd |
| Bonneville | 16 | 22 | 18 | Regular Gasoline | Rear-Wheel Drive | 4.3L 6-cyl | Automatic 3-spd |