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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. red 1990 TGP in Denver salvage auction

    By ManicMechanic,   
    • 5 replies
    • 2.4k views
    • 94 olds vert
    • 94 olds vert

  2. Related ABS issue.. Motor keeps running....

    By TBRTGP,
    • 1 reply
    • 2.4k views
    • jman093
    • jman093

  3. 1990 TSTE Grand Prix not right/boost prob

    By SVOSTE90,   
    • 17 replies
    • 2.4k views
    • SVOSTE90
    • SVOSTE90

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

    By Guest TurboSedan,   
    • 24 replies
    • 2.4k views
    • Guest
    • Guest

  5. Hello: Back and driving a TGP

    By TheDoug,   
    • 5 replies
    • 2.4k views
    • TheDoug
    • TheDoug

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

    By praise_the_lowered_444,
    • 13 replies
    • 2.4k views
    • praise_the_lowered_444
    • praise_the_lowered_444

  7. TGP SWAP repair begins!! BEWARE 56 K

    By Gearhead43,   
    • 22 replies
    • 2.4k views
    • ry92grandprixse
    • ry92grandprixse

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

    By Chewy Peltier,   
    • 5 replies
    • 2.4k views
    • RobertISaar
    • RobertISaar

  9. New TGP, New Problems

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

  10. TGP torque converter

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

  11. Lost brakes

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

  12. Various questions

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

  13. Looking to buy a GPT

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

  14. Antilock Brake Code

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

  15. Slalom and skid pad numbers for a stock TGP

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

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

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

  17. TGP Speaker sizes ??

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

  18. Back End Smashed in 1990 Grand Prix Turbo

    By ladytinny,   
    • 24 replies
    • 2.3k views
    • Garrett Powered
    • Garrett Powered

  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. cradle bolt recall..

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

  22. a pillar gauge pod

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

  23. Found a wire...

    By Addicted To Boost,   
    • 17 replies
    • 2.3k views
    • Addicted To Boost
    • Addicted To Boost

  24. Blow Off Valve Installed

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

  25. Turbo/downpipe bolts

    By Bake82,   
    • 13 replies
    • 2.3k views
    • Garrett Powered
    • Garrett Powered
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