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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. New TGP Owner 1 2 3

    By Kaos,   
    • 50 replies
    • 6k views
    • Dark Ride
    • Dark Ride

  2. Bogging/hesitation under WOT

    By digitaloutsider,
    • 20 replies
    • 3k views
    • shadow
    • shadow

  3. Ford Yellow top Injectors

    By Shifter23,
    • 3 replies
    • 1.8k views
    • Addicted To Boost
    • Addicted To Boost

  4. ECM question on 1990 turbo

    By RLKBOB,   
    • 20 replies
    • 2.7k views
    • RLKBOB
    • RLKBOB

  5. Has anyone bought from this yard?

    By Shifter23,   
    • 0 replies
    • 875 views
    • Shifter23
    • Shifter23

  6. TGP at local yard 1 2 3

    By GrandPrixII,   
    • 65 replies
    • 6.2k views
    • Addicted2bass
    • Addicted2bass

  7. Do all '90 TGPs have the vacuum EGR?

    By digitaloutsider,   
    • 2 replies
    • 1k views
    • GOT2B GM
    • GOT2B GM

  8. which wheels would look best? 1 2 3 4

    By Garrett Powered,   
    • 76 replies
    • 8.6k views
    • kuntzie
    • kuntzie

  9. Quick Question.. badges

    By Addicted To Boost,   
    • 2 replies
    • 1.5k views
    • Addicted To Boost
    • Addicted To Boost

  10. buying a 90 TGP tomorrow w/ a bad tranny leak

    By 383ws6,
    • 9 replies
    • 1.3k views
    • 383ws6
    • 383ws6

  11. Anyone have any up-close pictures of the vacuum clip at the throttle body

    By slick,   
    • 14 replies
    • 1.7k views
    • slick
    • slick

  12. I would appreciate some advice from the resident TGP experts.

    By old442man,
    • 9 replies
    • 1.1k views
    • old442man
    • old442man

  13. coolant overflow tank?

    By dirt_igirt,   
    • 4 replies
    • 1k views
    • Bake82
    • Bake82

  14. TGP Electrical Issue

    By Addicted To Boost,   
    • 20 replies
    • 1.8k views
    • slick
    • slick

  15. hot pink? 1 2

    By Garrett Powered,
    • 31 replies
    • 3.5k views
    • AWeb80
    • AWeb80

  16. Few minor issue's with the TGP 1 2

    By slick,
    • 33 replies
    • 2.8k views
    • mfewtrail
    • mfewtrail

  17. Need BOV recommendations

    By slick,
    • 22 replies
    • 1.8k views
    • slick
    • slick

  18. Turbo Flange gasket?

    By Shifter23,   
    • 3 replies
    • 904 views
    • killinprixs
    • killinprixs

  19. A few small upgrades to my red TGP.

    By mfewtrail,
    • 12 replies
    • 1.8k views
    • Addicted To Boost
    • Addicted To Boost

  20. paint, turbo, starter and a few more things

    By Garrett Powered,
    • 23 replies
    • 1.9k views
    • AL
    • AL

  21. swap questions

    By dirt_igirt,   
    • 7 replies
    • 1.3k views
    • intern8tion9l
    • intern8tion9l

  22. TGP Trans issue

    By Shifter23,   
    • 7 replies
    • 1.8k views
    • Shifter23
    • Shifter23

  23. Weird electrical problem

    By shadow,   
    • 7 replies
    • 1.2k views
    • slick
    • slick

  24. Possible option for rebuilding the PMIII

    By RareGMFan,   
    • 5 replies
    • 1.3k views
    • Garrett Powered
    • Garrett Powered

  25. Turbos Surging in & out

    By shadow,   
    • 23 replies
    • 2.3k views
    • shadow
    • shadow
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