1988 Pontiac Grand Am
6 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| Grand Am | 18 | 27 | 21 | Premium Gasoline | Front-Wheel Drive | 2L 4-cyl Turbo | Manual 5-spd |
| Grand Am | 18 | 25 | 20 | Premium Gasoline | Front-Wheel Drive | 2L 4-cyl Turbo | Automatic 3-spd |
| Grand Am | 21 | 29 | 24 | Regular Gasoline | Front-Wheel Drive | 2.5L 4-cyl | Automatic 3-spd |
| Grand Am | 21 | 30 | 24 | Regular Gasoline | Front-Wheel Drive | 2.5L 4-cyl | Manual 5-spd |
| Grand Am | 22 | 33 | 26 | Regular Gasoline | Front-Wheel Drive | 2.3L 4-cyl | Manual 5-spd |
| Grand Am | 21 | 31 | 25 | Regular Gasoline | Front-Wheel Drive | 2.3L 4-cyl | Automatic 3-spd |