2002 Pontiac Grand Prix Q&A
2002 Pontiac Grand Prix Question: Shaking while idling
It could be a few things, ignition misfire, vacuum leak, bad motor mount etc. Have it checked out, especially if there are any warning lights on, you can cause more damage the more it is driven. - Bret Bodas
I have an 04-06 Grand Prix K&N Air Intake that I had to modify in order to install on my 08 in case that helps any. Well last night I was sitting in the parking lot for a while and noticed that my ...