2006 Pontiac G6
7 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| G6 | 21 | 31 | 24 | Regular Gasoline | Front-Wheel Drive | 2.4L 4-cyl | Automatic 4-spd |
| G6 | 20 | 29 | 23 | Regular Gasoline | Front-Wheel Drive | 3.5L 6-cyl | Automatic 4-spd |
| G6 | 19 | 26 | 21 | Regular Gasoline | Front-Wheel Drive | 3.5L 6-cyl | Automatic (S4) |
| G6 | 16 | 26 | 19 | Regular Gasoline | Front-Wheel Drive | 3.9L 6-cyl | Manual 6-spd |
| G6 | 16 | 24 | 19 | Regular Gasoline | Front-Wheel Drive | 3.9L 6-cyl | Automatic (S4) |
| G6 GT/GTP Convertible | 16 | 24 | 19 | Regular Gasoline | Front-Wheel Drive | 3.9L 6-cyl | Automatic (S4) |
| G6 GT/GTP Convertible | 17 | 25 | 20 | Regular Gasoline | Front-Wheel Drive | 3.5L 6-cyl | Automatic (S4) |