Does my car need premium gas?
You should use whatever octane level is required for your car specified by the owner’s manual. Generally, regular fuel is 87 octane, premium is 91 or 93, and midgrade is somewhere in the middle; often 89.
How big is the gas tank on a 2006 Pontiac Grand Prix?
17.0 gal.
Used 2006 Pontiac Grand Prix Specs & Features
| Fuel & MPG | |
|---|---|
| Combined MPG | 21 |
| EPA mileage est. (cty/hwy) | 18/28 mpg |
| Fuel tank capacity | 17.0 gal. |
| Fuel type | Regular unleaded |
How big is the gas tank on a 2007 Pontiac Grand Prix?
GT 4dr Sedan 2007 Pontiac Grand Prix Specs
| Fuel | |
|---|---|
| Fuel tank capacity | 17.0 gal. |
| EPA mileage estimates | 19 City / 28 Hwy |
Which is the best octane fuel for a Grand Prix?
It is actually best for your engine and performance to use the lowest octane possible. Octane increases the fuel’s resistance to ignition to prevent pre-ignition and detonation in high-compression engines. 2 people found this helpful. If your Grand Prix is a GT, it only needs regular (87). If it is a GTP, you must use premium.
Can it use 87 octane or must use premium?
If your Grand Prix is a GT, it only needs regular (87). If it is a GTP, you must use premium. GTPs (supercharged) after 2003 could get away with regular (pemium is preferred), but it could hurt your mileage and performance. 4 people found this helpful.
Can you run a GTPS with low octane?
GTPs (supercharged) after 2003 could get away with regular (pemium is preferred), but it could hurt your mileage and performance. 4 people found this helpful. If you run a high octane engine running a lower octane is really bad for it so don’t “always use the lowest octane possible”.
It is actually best for your engine and performance to use the lowest octane possible. Octane increases the fuel’s resistance to ignition to prevent pre-ignition and detonation in high-compression engines. 2 people found this helpful. If your Grand Prix is a GT, it only needs regular (87). If it is a GTP, you must use premium.
If your Grand Prix is a GT, it only needs regular (87). If it is a GTP, you must use premium. GTPs (supercharged) after 2003 could get away with regular (pemium is preferred), but it could hurt your mileage and performance. 4 people found this helpful.
GTPs (supercharged) after 2003 could get away with regular (pemium is preferred), but it could hurt your mileage and performance. 4 people found this helpful. If you run a high octane engine running a lower octane is really bad for it so don’t “always use the lowest octane possible”.