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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. Dads TGP running like crap, can't figure out whats wrong!?!?

    By dbtk2,   
    • 20 replies
    • 2.3k views
    • dbtk2
    • dbtk2

  2. Rebuilding Turbo

    By RedZMonte,   
    • 2 replies
    • 2.3k views
    • 94GPGTP
    • 94GPGTP

  3. I got a code 33

    By god910,   
    • 9 replies
    • 2.3k views
    • god910
    • god910

  4. help needed....

    By lowridincavy,   
    • 21 replies
    • 2.3k views
    • TurboGTU
    • TurboGTU

  5. Turbo boost problem

    By mechtech8100,   
    • 16 replies
    • 2.3k views
    • idbeast
    • idbeast

  6. group buy- 3" stainless downpipes

    By kuntzie,   
    • 6 replies
    • 2.3k views
    • Mach 5
    • Mach 5

  7. Turbos Surging in & out

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

  8. GM part # for a TGP Oil Pressure Sending Unit?

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

  9. Hoses

    By turbograndprix,
    • 1 reply
    • 2.3k views
    • Heartbeat1991
    • Heartbeat1991

  10. 4T60 vs 4T60-E

    By pradecki,   
    • 20 replies
    • 2.3k views
    • kuwaitliberation
    • kuwaitliberation

  11. here we go again...searching didnt do much good

    By Tylerlp0,   
    • 15 replies
    • 2.3k views
    • Psych0matt
    • Psych0matt

  12. died out, restarts but runs like butt FIXED!

    By killinprixs,   
    • 16 replies
    • 2.3k views
    • Garrett Powered
    • Garrett Powered

  13. where can i get silicone turbo coolant supply/return hose??

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

  14. Stock Boost Gauge?

    By 89GPSE,   
    • 8 replies
    • 2.3k views
    • Dark Ride
    • Dark Ride

  15. Brake Light Switch

    By olds1992,   
    • 7 replies
    • 2.2k views
    • musthavemuzk
    • musthavemuzk

  16. lowering springs

    By Rick5638,   
    • 1 reply
    • 2.2k views
    • 90TGP
    • 90TGP

  17. Any clues?

    By redgrandprix,   
    • 15 replies
    • 2.2k views
    • redgrandprix
    • redgrandprix

  18. TGP in Omaha auction

    By ManicMechanic,   
    • 5 replies
    • 2.2k views
    • Suddog
    • Suddog

  19. auto tranny

    By Steve LS,   
    • 1 reply
    • 2.2k views
    • TGPilot
    • TGPilot

  20. Stock Turbo specs?

    By RedZMonte,   
    • 8 replies
    • 2.2k views
    • Robby1870
    • Robby1870

  21. Memcal

    By no1kicker,
    • 16 replies
    • 2.2k views
    • god910
    • god910

  22. gm remanufactured transmissions?

    By Marcus18,   
    • 11 replies
    • 2.2k views
    • Robby1870
    • Robby1870

  23. Something is very wrong.. No power, no boost

    By digitaloutsider,   
    • 11 replies
    • 2.2k views
    • McLaren1
    • McLaren1

  24. Vacuum brake swap.

    By boostedpontiac,   
    • 4 replies
    • 2.2k views
    • intern8tion9l
    • intern8tion9l

  25. TGP front plate placement

    By GOT2B GM,   
    • 10 replies
    • 2.2k views
    • GOT2B GM
    • GOT2B GM
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