1984 Buick Regal
9 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| Regal | 15 | 20 | 17 | Regular Gasoline | — | 4.1L 6-cyl | Automatic 4-spd |
| Regal | 14 | 20 | 16 | Regular Gasoline | — | 3.8L 6-cyl Turbo | Automatic 4-spd |
| Regal | 19 | 29 | 22 | Diesel | — | 4.3L 6-cyl | Automatic 4-spd |
| Regal | 16 | 22 | 18 | Regular Gasoline | — | 3.8L 6-cyl | Automatic 3-spd |
| Regal | 18 | 27 | 21 | Diesel | — | 5.7L 8-cyl | Automatic 4-spd |
| Regal | 20 | 29 | 23 | Diesel | — | 4.3L 6-cyl | Automatic 4-spd |
| Regal | 15 | 21 | 17 | Regular Gasoline | — | 4.1L 6-cyl | Automatic 4-spd |
| Regal | 14 | 20 | 16 | Regular Gasoline | — | 3.8L 6-cyl Turbo | Automatic 4-spd |
| Regal | 17 | 22 | 19 | Regular Gasoline | — | 3.8L 6-cyl | Automatic 3-spd |