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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. Auto BOV vac./boost hookup

    By god910,   
    • 21 replies
    • 2.3k views
    • Guest
    • Guest

  2. new owner... 90 tgp...got some ?'s

    By praise_the_lowered_444,
    • 13 replies
    • 2.3k views
    • praise_the_lowered_444
    • praise_the_lowered_444

  3. Aiming Parking/Marker Lights

    By TBRTGP,
    • 2 replies
    • 2.3k views
    • jman093
    • jman093

  4. Hello: Back and driving a TGP

    By TheDoug,   
    • 5 replies
    • 2.3k views
    • TheDoug
    • TheDoug

  5. i just bought a complete TGP engine!! :)

    By Guest TurboSedan,   
    • 24 replies
    • 2.3k views
    • Guest
    • Guest

  6. how to fix..Instrument cluster doesn't work and neither does HUD

    By Chewy Peltier,   
    • 5 replies
    • 2.3k views
    • RobertISaar
    • RobertISaar

  7. New TGP, New Problems

    By RareGMFan,
    • 12 replies
    • 2.3k views
    • Jeff M
    • Jeff M

  8. Various questions

    By Fred931,   
    • 8 replies
    • 2.3k views
    • Fred931
    • Fred931

  9. Lost brakes

    By Gibby,   
    • 3 replies
    • 2.3k views
    • Gibby
    • Gibby

  10. Antilock Brake Code

    By thePest,   
    • 7 replies
    • 2.3k views
    • Chris A
    • Chris A

  11. Looking to buy a GPT

    By samiamryan,   
    • 20 replies
    • 2.3k views
    • mfewtrail
    • mfewtrail

  12. Is this too good to be true? Crate Vin V engine?

    By Adam S.,   
    • 17 replies
    • 2.3k views
    • TurboGTU
    • TurboGTU

  13. TGP torque converter

    By Intlcutlass,   
    • 17 replies
    • 2.3k views
    • GP1138
    • GP1138

  14. TGP Speaker sizes ??

    By TGPilot,   
    • 14 replies
    • 2.3k views
    • SantaCruzTGP
    • SantaCruzTGP

  15. a pillar gauge pod

    By garyk1970,   
    • 11 replies
    • 2.3k views
    • futuretgper
    • futuretgper

  16. 1990 TSTE Grand Prix not right/boost prob

    By SVOSTE90,   
    • 17 replies
    • 2.3k views
    • SVOSTE90
    • SVOSTE90

  17. Slalom and skid pad numbers for a stock TGP

    By GOT2B GM,   
    • 2 replies
    • 2.3k views
    • GOT2B GM
    • GOT2B GM

  18. cradle bolt recall..

    By R Dubya,   
    • 14 replies
    • 2.3k views
    • 92turboLE
    • 92turboLE

  19. Tranny coolant lines broke =(

    By RareGMFan,   
    • 10 replies
    • 2.3k views
    • Guest
    • Guest

  20. How to identify a Jeff M chip?

    By Bossman429,   
    • 17 replies
    • 2.3k views
    • TGPilot
    • TGPilot

  21. Snow + ice vs. TGP body mouldings...

    By Darkness,
    • 8 replies
    • 2.3k views
    • rudefyet
    • rudefyet

  22. Blow Off Valve Installed

    By S P E E D,   
    • 16 replies
    • 2.3k views
    • Garrett Powered
    • Garrett Powered

  23. Where to get a Factory Service Manual for tgp?

    By DefEddie,   
    • 14 replies
    • 2.3k views
    • GOT2B GM
    • GOT2B GM

  24. How much for a TGP Engine?

    By 90TGPGirl,   
    • 19 replies
    • 2.3k views
    • GnatGoSplat
    • GnatGoSplat

  25. Total loss of boost?

    By tgpguy21,   
    • 4 replies
    • 2.3k views
    • iTurbo
    • iTurbo
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