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Engine | Fuel Type | Transmission | Miles Per Gallon | City | Hwy |
| AZTEK AWD |
| 6 cyl., 3.4 L | Regular | Auto(L4) | 18 | 25 |
| AZTEK FWD |
| 6 cyl., 3.4 L | Regular | Auto(L4) | 19 | 26 |
| BONNEVILLE |
| 6 cyl., 3.8 L | Regular | Auto(L4) | 19 | 30 |
| 6 cyl., 3.8 L | Regular | Auto(L4) | 19 | 30 |
| 6 cyl., 3.8 L | Premium | Auto(L4) | 18 | 28 |
| FIREBIRD/TRANS AM |
| 6 cyl., 3.8 L | Regular | Auto(L4) | 19 | 31 |
| 6 cyl., 3.8 L | Regular | Manual(M5) | 19 | 31 |
| 8 cyl., 5.7 L | Premium | Auto(L4) | 18 | 26 |
| 8 cyl., 5.7 L | Premium | Manual(M6) | 19 | 28 |
| GRAND AM |
| 4 cyl., 2.4 L | Regular | Auto(L4) | 21 | 29 |
| 4 cyl., 2.4 L | Regular | Manual(M5) | 22 | 32 |
| 6 cyl., 3.4 L | Regular | Auto(L4) | 21 | 32 |
| GRAND PRIX |
| 6 cyl., 3.1 L | Regular | Auto(L4) | 20 | 29 |
| 6 cyl., 3.8 L | Regular | Auto(L4) | 20 | 30 |
| 6 cyl., 3.8 L | Premium | Auto(L4) | 18 | 28 |
| MONTANA FWD |
| 6 cyl., 3.4 L | Regular | Auto(L4) | 19 | 26 |
| SUNFIRE |
| 4 cyl., 2.2 L | Regular | Auto(L3) | 23 | 29 |
| 4 cyl., 2.2 L | Regular | Auto(L4) | 23 | 32 |
| 4 cyl., 2.2 L | Regular | Manual(M5) | 22 | 32 |
| 4 cyl., 2.4 L | Regular | Auto(L4) | 21 | 28 |
| 4 cyl., 2.4 L | Regular | Manual(M5) | 22 | 32 |
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