supercharged

  1. HeartNoise

    Bad Transmission or just the solenoid? | 2003 Pontiac Grand Prix GTP 3.8L V6 (Supercharged)

    When I bought the car around 6 months ago (204k miles) it had an occasional hard/delayed shift into first gear when I’d take off at traffic lights from a complete stop and then it started slipping a few weeks ago and as of last night it’s pretty much stuck in neutral. There has been no...
  2. C

    What to look for in used grand prix gtp? Friend is selling

    Hello Pontiac Forum :D I'm new here. I like to work on stuff at home but have not done much with gm yet. My old roommate says he's got a new car and wants to get rid of his old grand prix gtp supercharged. He only wants $500 so I am curios to see if I could get a deal and possibly flip it. I...
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