2003 Pontiac Grand Prix GTP 4dr Supercharged Sedan
The 2003 Pontiac Grand Prix GTP 4dr Supercharged Sedan is a 3.8-liter supercharged V6 sedan with an automatic 4-speed and front-wheel drive. It starts at $27,045 MSRP and is rated at 19 mpg combined.
EPA fuel-economy estimates are 16 mpg city and 25 mpg highway (19 mpg combined).
The Grand Prix measures 197.5 inches long on a 110.5-inch wheelbase and has a curb weight of 3,559 lb.
| Spec | Value |
|---|---|
| Price | |
| MSRP | $27,045 ($47,770 *) |
| Engine | |
| Engine Type | 3.8L V6 supercharged |
| Displacement | 3.8 L |
| Drivetrain | |
| Drive Type | FWD |
| Transmission | |
| Transmission | Automatic 4-speed |
| Fuel Economy | |
| City | 16 MPG |
| Highway | 25 MPG |
| Combined | 19 MPG |
| Recommended Fuel | Premium Gasoline |
| Tank Capacity | 17 gal |
| Tires & Wheels | |
| Wheels Front | 16-in. |
| Wheels Rear | 16-in. |
| Tires Front | P225/60R16 H |
| Tires Rear | P225/60R16 H |
| Dimensions & Weight | |
| Length | 197.5 in |
| Width | 72.7 in |
| Height | 54.7 in |
| Wheelbase | 110.5 in |
| Curb Weight | 3,559 lbs |
| Interior | |
| Headroom Front | 38.3 in |
| Headroom Rear | 36.7 in |
| Legroom Front | 42.4 in |
| Legroom Rear | 35.8 in |
| Shoulder Room Front | 58.5 in |
| Shoulder Room Rear | 57.2 in |
| Hip Room Front | 55.7 in |
| Hip Room Rear | 55.7 in |
* Amount adjusted for inflation to 2026 dollars