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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. powermaster lll motor spins backwards

    By SleeperRed90TGp,   
    • 2 replies
    • 1.5k views
    • SleeperRed90TGp
    • SleeperRed90TGp

  2. Powermaster Pressure Switch Sources?

    By EMNCFI,   
    • 4 replies
    • 1.9k views
    • Garrett Powered
    • Garrett Powered

  3. powmaster 3 abs unit !!! new price

    By Guest Gp crazy,   
    • 4 replies
    • 1.1k views
    • Chris A
    • Chris A

  4. PPG Turbo Grand Prix Pace Car 1 2 3 4 5

    By Turbo v-sick,   
    • 110 replies
    • 66.5k views
    • jiggity76
    • jiggity76

  5. Premium gas?

    By Addicted2bass,   
    • 16 replies
    • 2.8k views
    • jeremy
    • jeremy

  6. Primary cooling fan died

    By GOT2B GM,   
    • 5 replies
    • 1.6k views
    • Jeff M
    • Jeff M

  7. Problem with my Brake pedal?

    By samiamryan,   
    • 10 replies
    • 1.5k views
    • Guest
    • Guest

  8. Problem with my car and the turbo.

    By 90TGP,   
    • 5 replies
    • 1.2k views
    • z24 turbo 93
    • z24 turbo 93

  9. Problem Without a Clue.....

    By Addicted To Boost,   
    • 7 replies
    • 1.1k views
    • Addicted To Boost
    • Addicted To Boost

  10. Problems Guys PLease Help (Motor Struggles) 1 2

    By SmokinTGP,   
    • 25 replies
    • 2.5k views
    • Jeff M
    • Jeff M

  11. problems running the 3 speed?

    By RebelGT,   
    • 22 replies
    • 2.3k views
    • TurboGTU
    • TurboGTU

  12. Problems with Turbo Rebuild

    By dkorinko,   
    • 3 replies
    • 1.1k views
    • Chris A
    • Chris A

  13. Project TGP .. UPDATE PHASE 1 complete!

    By Gearhead43,   
    • 18 replies
    • 2.1k views
    • Gearhead43
    • Gearhead43

  14. Proud owner of a 90 Black TGP (story)

    By TurboGTU,
    • 8 replies
    • 1.4k views
    • 90TGP
    • 90TGP

  15. Pulled my x-over and turbo

    By Guest Anonymous,   
    • 3 replies
    • 1k views
    • Jeff M
    • Jeff M

  16. Pulled the motor....found a few suprises

    By The Burning Rom,   
    • 7 replies
    • 1.5k views
    • GnatGoSplat
    • GnatGoSplat

  17. Pulled the Radiator

    By dkorinko,
    • 5 replies
    • 1.2k views
    • Chris A
    • Chris A

  18. Pulley????

    By dkorinko,   
    • 9 replies
    • 1.1k views
    • dkorinko
    • dkorinko

  19. pulling my Turbo STE engine

    By Guest TurboSedan,   
    • 9 replies
    • 1.6k views
    • z284pwr
    • z284pwr

  20. pulling timing? my boost controller? both? help!

    By Guest TurboSedan,
    • 16 replies
    • 2k views
    • iTurbo
    • iTurbo

  21. purchasing t25 stock gp setup

    By one_fast_prix,   
    • 1 reply
    • 1.2k views
    • z284pwr
    • z284pwr

  22. Question - my car is smoking

    By bodyman,   
    • 12 replies
    • 1.9k views
    • Prospeeder
    • Prospeeder

  23. Question .....89-92 STE

    By Gearhead43,   
    • 9 replies
    • 1.5k views
    • Gearhead43
    • Gearhead43

  24. Question for TGP drivers.

    By jman093,
    • 14 replies
    • 5k views
    • LukeZ34
    • LukeZ34

  25. Question for those 5 speed guys out there!!

    By tgpguy21,   
    • 0 replies
    • 885 views
    • tgpguy21
    • tgpguy21
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