2001 Pontiac Grand Prix replacing spark plugs problems
| Date: | May 31, 2011, 12:44 pm | |
| Name: | Kevin Robishaw | |
| Location: | United States, Florida, Ocala | |
| Vehicle: | Pontiac Grand Prix | |
| Year: | 2001 | |
| Modification: | none | |
| Problems: | I replaced the spark plugs and the wires, but is still running rough, I am not sure if I used the correct plugs, what is recommended? |
Updated on June 4, 2026