2003 Pontiac Grand Prix Gas Mileage (MPG)
Unlike other fuel economy surveys, TrueDelta's Real-World Gas Mileage Survey includes questions about how and where a car was driven. So you can get an idea of the Pontiac Grand Prix's real-world MPG based on how and where you drive a car.
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Pontiac Grand Prix
Pontiac Grand Prix Gas Mileage
| Year | Body/Powertrain | flat, hilly, or mountainousLand | driving style: very light to "lead foot"Foot | A/C use: none to heavyA/C | constant stop and goTraf % | many stops per mileCity % | stop every mile or twoSub % | fairly steady speedHwy % | Hwy Spd | MPG |
| 2003 | 4dr Sedan 200-horsepower 3.8L V6 4-speed automatic FWD |
flat | med | light | 19 | 23 | 25 | 34 | 60 | 24.8 |
| flat | med | none | 19 | 23 | 25 | 34 | 60 | 19.9 | ||
| 2003 | 4dr Sedan 200-horsepower 3.8L V6 4-speed automatic FWD |
flat | med | light | 19 | 23 | 25 | 34 | 60 | 22.4 |
| Averages | flat | med | light | 19 | 23 | 25 | 34 | 60 | 22.4 | |
| With the 200-horsepower 3.8L V6 engine, 4-speed automatic transmission, and front-wheel drive, 2003 Pontiac Grand Prix fuel economy has been averaging
22.4 MPG (miles per gallon). The 2003 Pontiac Grand Prixs in this analysis were driven mostly on the highway at an average speed of 60 miles per hour (about 34 percent of the miles driven). The rest of the miles were in the suburbs (25 percent), in the city (23 percent), and in heavy traffic (19 percent). In addition the average 2003 Pontiac Grand Prix in this analysis was driven on flat terrain with a medium foot and the AC on only some of the time. |
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| Year | Body/Powertrain | flat, hilly, or mountainousLand | driving style: very light to "lead foot"Foot | A/C use: none to heavyA/C | constant stop and goTraf % | many stops per mileCity % | stop every mile or twoSub % | fairly steady speedHwy % | Hwy Spd | MPG |
| 2003 | 4dr Sedan 175-horsepower 3.1L V6 4-speed automatic FWD |
flat | med | none | 9 | 10 | 80 | 1 | 62 | 26.1 |
| 2003 | 4dr Sedan 175-horsepower 3.1L V6 4-speed automatic FWD |
flat | med | none | 9 | 10 | 80 | 1 | 62 | 26.1 |
| Averages | flat | med | none | 9 | 10 | 80 | 1 | 62 | 26.1 | |
| With the 175-horsepower 3.1L V6 engine, 4-speed automatic transmission, and front-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 suburbs (about 80 percent of the miles driven). The rest of the miles were in the city (10 percent), in heavy traffic (9 percent), and on the highway at an average speed of 62 miles per hour (1 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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