1984 Buick Electra/Park Avenue
6 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| Electra/Park Avenue | 15 | 20 | 16 | Regular Gasoline | — | 4.1L 6-cyl | Automatic 4-spd |
| Electra/Park Avenue | 14 | 19 | 16 | Regular Gasoline | 2-Wheel Drive | 4.1L 6-cyl | Automatic 4-spd |
| Electra/Park Avenue | 14 | 20 | 16 | Regular Gasoline | 2-Wheel Drive | 5L 8-cyl | Automatic 4-spd |
| Electra/Park Avenue | 18 | 26 | 21 | Diesel | 2-Wheel Drive | 5.7L 8-cyl | Automatic 4-spd |
| Electra/Park Avenue | 13 | 20 | 15 | Regular Gasoline | — | 5L 8-cyl | Automatic 4-spd |
| Electra/Park Avenue | 21 | 31 | 24 | Diesel | — | 4.3L 6-cyl | Automatic 4-spd |