Model Year | Body/Powertrain | MPG | |
2003 | 2003 4dr Sedan supercharged 260hp 3.8L V6 4-sp automatic FWD | 26.1 | See all data |
With the engine, transmission, and rear-wheel drive, the 2003 Pontiac Grand Prix has been averaging 26.1 MPG (miles per gallon). The 2003 Pontiac Grand Prixs in this analysis were driven mostly in the city (about 10 percent of the miles driven). The rest of the miles were in heavy traffic (9 percent), on the highway at an average speed of 100 miles per hour (1 percent), and in the suburbs (0 percent). In addition, the average 2003 Pontiac Grand Prix in this analysis was driven on flat terrain with a medium foot and the AC not used at all. |
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2003 | 2003 4dr Sedan 200-hp 3.8L V6 4-sp automatic FWD | 22.35 | See all data |
What Our Members Are Saying about the Real Gas Mileage of the 2003 Pontiac Grand Prix
4-speed automatic FWD
4-speed automatic FWD