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Turbo Grand Prix

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

2,051 topics in this forum

  1. my tgp progress thread

    By stockgp,   
    • 0 replies
    • 1.7k views
    • stockgp
    • stockgp

  2. TGP now runs like junk and the check engine and coolant lights flash rapidly

    By jongrappin,   
    • 9 replies
    • 2.1k views
    • jongrappin
    • jongrappin

  3. Disco Potato Install Help Needed! 1 2

    By Penglii,   
    • 27 replies
    • 4.8k views
    • Penglii
    • Penglii

  4. help with turbo rebuild

    By stockgp,   
    • 10 replies
    • 2.5k views
    • cobracdr
    • cobracdr

  5. just like a few years ago..

    By kuntzie,
    • 13 replies
    • 3k views
    • kuntzie
    • kuntzie

  6. Riddle me this about the Check Engine Light...

    By Penglii,   
    • 5 replies
    • 1.9k views
    • 92 GP
    • 92 GP

  7. 1990 Pontiac Turbo Grand Prix - Tuned with Videos - Questions?

    By jongrappin,
    • 17 replies
    • 3.2k views
    • Garrett Powered
    • Garrett Powered

  8. TGP guys- Is this worth 700? 1 2

    By visitor,
    • 32 replies
    • 6k views
    • intern8tion9l
    • intern8tion9l

  9. factory boost gauge accuracy?

    By Garrett Powered,   
    • 13 replies
    • 2.7k views
    • Garrett Powered
    • Garrett Powered

  10. Crossover to Manifold Bolt help needed!!

    By Penglii,   
    • 10 replies
    • 2.1k views
    • Penglii
    • Penglii

  11. Penglii's 1989 TGP 1 2 3 4 23

    By Penglii,   
    • 569 replies
    • 70.5k views
    • White93z34
    • White93z34

  12. Slalom and skid pad numbers for a stock TGP

    By GOT2B GM,   
    • 2 replies
    • 2.2k views
    • GOT2B GM
    • GOT2B GM

  13. Post your VIN + build date.

    By mfewtrail,   
    • 4 replies
    • 1.8k views
    • Penglii
    • Penglii

  14. TGP VIN database - website inside! 1 2 3 4 9

    By mfewtrail,   
    • 223 replies
    • 79.8k views
    • jiggity76
    • jiggity76

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

    By Jonpro03,   
    • 16 replies
    • 3.1k views
    • Nyshadow
    • Nyshadow

  16. Found!!! 89 TGP in Junkyard

    By 94GPGTP,   
    • 12 replies
    • 3.1k views
    • 94GPGTP
    • 94GPGTP

  17. Finally got my first TGP Project Car! I need some help? runs rough? 1 2 3 4 5

    By jongrappin,   
    • 102 replies
    • 15.1k views
    • White93z34
    • White93z34

  18. Rebuilding Turbo

    By RedZMonte,   
    • 2 replies
    • 2.5k views
    • 94GPGTP
    • 94GPGTP

  19. Feeler Thread

    By Nyshadow,
    • 6 replies
    • 1.9k views
    • Nyshadow
    • Nyshadow

  20. 94GPGTP's Neverending TGP Repair Thread 1 2 3

    By 94GPGTP,   
    • 71 replies
    • 10.5k views
    • 94GPGTP
    • 94GPGTP

  21. T3 ideas (mention your turbo swap dream)

    By Shifter23,   
    • 14 replies
    • 2.8k views
    • GhrarhG
    • GhrarhG

  22. Sorry, don't get on here much!

    By 1989 TURBO GRAN PRIX,   
    • 14 replies
    • 2.5k views
    • Euro
    • Euro

  23. FS - 1990 Pontiac Turbo Grand Prix

    By sir dano,   
    • 4 replies
    • 3.4k views
    • White93z34
    • White93z34

  24. Oil coming out of the breather

    By 94GPGTP,   
    • 7 replies
    • 4.7k views
    • GOT2B GM
    • GOT2B GM

  25. 90 TGP 5 Speed DD

    By 94GPGTP,   
    • 0 replies
    • 1.7k views
    • 94GPGTP
    • 94GPGTP
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