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Turbo Grand Prix

This forum is for enthusiasts of the rare 1989-90 Pontiac Grand Prix Turbo.

2,047 topics in this forum

  1. Trans Cooler Lines

    By Prospeeder,   
    • 16 replies
    • 1.6k views
    • Prospeeder
    • Prospeeder

  2. Digital Dash

    By 90_Black_TGP,   
    • 16 replies
    • 2.6k views
    • 90_Black_TGP
    • 90_Black_TGP

  3. another TGP getting 3x00 topend

    By Guest TurboSedan,   
    • 16 replies
    • 1.8k views
    • Guest
    • Guest

  4. Something isn't running right...

    By krenzy,   
    • 16 replies
    • 1.9k views
    • R Dubya
    • R Dubya

  5. G.I. 39K mile 1989 TGP

    By Rick5638,
    • 16 replies
    • 2.6k views
    • Rick5638
    • Rick5638

  6. hey guys I'm new to the site, have just a couple easy ?s

    By trbo31,   
    • 16 replies
    • 1.5k views
    • trbo31
    • trbo31

  7. found a Jeff M rebuilt crossover

    By erich,   
    • 16 replies
    • 1.9k views
    • TGPilot
    • TGPilot

  8. Tranny

    By stubby,   
    • 16 replies
    • 1.8k views
    • stubby
    • stubby

  9. Blow Off Valve Installed

    By S P E E D,   
    • 16 replies
    • 2.1k views
    • Garrett Powered
    • Garrett Powered

  10. 3.1 Turbo V6 Rebuild

    By RollingRock213,   
    • 16 replies
    • 3k views
    • Bake82
    • Bake82

  11. Premium gas?

    By Addicted2bass,   
    • 16 replies
    • 2.7k views
    • jeremy
    • jeremy

  12. 4T65E swap

    By bullet,   
    • 16 replies
    • 3.1k views
    • bullet
    • bullet

  13. I NEED A XOVER BAD AND QUICK

    By crazydriver20,   
    • 16 replies
    • 1.7k views
    • TGPilot
    • TGPilot

  14. bad blowoff valve?

    By patgizz,   
    • 16 replies
    • 2.3k views
    • 90TGP
    • 90TGP

  15. died out, restarts but runs like butt FIXED!

    By killinprixs,   
    • 16 replies
    • 2.3k views
    • Garrett Powered
    • Garrett Powered

  16. My TGP finally has a new valence!!!

    By Jonpro03,   
    • 16 replies
    • 2.9k views
    • Nyshadow
    • Nyshadow

  17. Really?

    By carsofchaos,   
    • 16 replies
    • 3k views
    • Heartbeat1991
    • Heartbeat1991

  18. TGP IC pusher fan

    By Gibby,   
    • 16 replies
    • 3.2k views
    • Heartbeat1991
    • Heartbeat1991

  19. 1990 TGP

    By Art Reilly,   
    • 16 replies
    • 3.6k views
    • Garrett Powered
    • Garrett Powered

  20. Another red 90 TGP

    By negativeMatt,
    • 16 replies
    • 5.1k views
    • negativeMatt
    • negativeMatt

  21. TGP secondary cooling fan motor

    By Guest TurboSedan,
    • 15 replies
    • 2.3k views
    • MaD
    • MaD

  22. Biggest Altenator avialable for a tgp???

    By tgpguy21,   
    • 15 replies
    • 1.8k views
    • ismellrealbad
    • ismellrealbad

  23. Tires? 215/60's, 225/60's or 245/50's

    By Jeorge,   
    • 15 replies
    • 3.6k views
    • 1trucavalier
    • 1trucavalier

  24. oil, what does this mean?

    By brian89gp,   
    • 15 replies
    • 1.8k views
    • JS91Z34
    • JS91Z34

  25. Okay guys, my TGP and I need your help.

    By 90TGPGirl,   
    • 15 replies
    • 1.7k views
    • TurboGTU
    • TurboGTU
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