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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. 3.1 Turbo Cavalier conversion EPROM Question

    By BillHarrison,   
    • 22 replies
    • 3.5k views
    • Chris88CL
    • Chris88CL

  2. 5 speed TGP video 1 2

    By skalor,   
    • 39 replies
    • 3.5k views
    • Aaron
    • Aaron

  3. Alright. Carnage pics. edit: pulled the head.. new pics 1 2

    By GutlessSupreme,   
    • 31 replies
    • 3.5k views
    • no1kicker
    • no1kicker

  4. PMIII parts availability

    By Gibby,   
    • 12 replies
    • 3.4k views
    • movielover40
    • movielover40

  5. Ok, don't shoot me, seriously considering swapping TSTE..... 1 2

    By dbtk2,   
    • 34 replies
    • 3.4k views
    • z284pwr
    • z284pwr

  6. Jeff where the hell are you. 1 2

    By SleeperRed90TGp,
    • 30 replies
    • 3.4k views
    • Garrett Powered
    • Garrett Powered

  7. SHE'S ALIVE!!! 1 2 3

    By dbtk2,   
    • 53 replies
    • 3.4k views
    • jeremy
    • jeremy

  8. Source for PMIII parts?

    By jman093,   
    • 11 replies
    • 3.4k views
    • jman093
    • jman093

  9. teaser pic of some progress to my TGP... 1 2

    By 92 GP,   
    • 35 replies
    • 3.3k views
    • slick
    • slick

  10. few problems 1 2

    By mindgame,   
    • 38 replies
    • 3.3k views
    • Garrett Powered
    • Garrett Powered

  11. BOV part #'s 1 2

    By tgpguy21,
    • 27 replies
    • 3.3k views
    • TGPilot
    • TGPilot

  12. And the saga continues....... (warning: LONG!) 1 2

    By RareGMFan,
    • 37 replies
    • 3.3k views
    • RareGMFan
    • RareGMFan

  13. I Will No Longer Be Visiting W-body 1 2

    By TGPilot,   
    • 26 replies
    • 3.3k views
    • god910
    • god910

  14. Lowering ass end of TGP????

    By tgpguy21,   
    • 22 replies
    • 3.3k views
    • Jeff M
    • Jeff M

  15. TGP Posters 1 2

    By kuntzie,   
    • 27 replies
    • 3.3k views
    • 89GPSE
    • 89GPSE

  16. boosting problem (kinda long) 1 2

    By no1kicker,   
    • 31 replies
    • 3.3k views
    • TGPilot
    • TGPilot

  17. Tech1 Cartridge For Powermaster III?

    By The Burning Rom,
    • 10 replies
    • 3.3k views
    • GOT2B GM
    • GOT2B GM

  18. New tgp purchase and owner 1 2

    By shadow,   
    • 29 replies
    • 3.2k views
    • mfewtrail
    • mfewtrail

  19. Help 1 2

    By RareGMlover89,   
    • 33 replies
    • 3.2k views
    • Garrett Powered
    • Garrett Powered

  20. Bought and Picked Up TGP 1 2

    By Addicted To Boost,
    • 29 replies
    • 3.2k views
    • Addicted To Boost
    • Addicted To Boost

  21. $8f tuning. boost values

    By jman093,
    • 6 replies
    • 3.2k views
    • RobertISaar
    • RobertISaar

  22. 1990 5-Speed TGP FOR SALE!! SOLD!!! 1 2

    By TGPilot,   
    • 29 replies
    • 3.2k views
    • TGPilot
    • TGPilot

  23. It's alive!! Lifter sticking?? 1 2

    By R Dubya,   
    • 31 replies
    • 3.2k views
    • R Dubya
    • R Dubya

  24. Oil plug Torque, TGP

    By EMNCFI,
    • 3 replies
    • 3.2k views
    • scottydoggs
    • scottydoggs

  25. New TGP owner here 1 2

    By Jaywags,
    • 31 replies
    • 3.2k views
    • Psych0matt
    • Psych0matt
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