1998 Oldsmobile Achieva
3 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| Achieva | 18 | 27 | 21 | Regular Gasoline | Front-Wheel Drive | 3.1L 6-cyl | Automatic 4-spd |
| Achieva | 19 | 30 | 23 | Regular Gasoline | Front-Wheel Drive | 2.4L 4-cyl | Automatic 4-spd |
| Achieva | 20 | 30 | 24 | Regular Gasoline | Front-Wheel Drive | 2.4L 4-cyl | Manual 5-spd |