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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. what wideband are you using? 1 2

    By Garrett Powered,   
    • 33 replies
    • 8.4k views
    • Garrett Powered
    • Garrett Powered

  2. What would I need to remove my a/c???

    By 90TGP,   
    • 2 replies
    • 1k views
    • Guest
    • Guest

  3. What would this cause???

    By dkorinko,   
    • 4 replies
    • 1.2k views
    • brian89gp
    • brian89gp

  4. what's the difference - Melling 95HV oil pump and....

    By Guest TurboSedan,   
    • 4 replies
    • 1.2k views
    • maddux31
    • maddux31

  5. What's THIS for

    By Gearhead43,   
    • 7 replies
    • 1.2k views
    • dbtk2
    • dbtk2

  6. Whats gas mileage do you get?

    By shadow,   
    • 17 replies
    • 2k views
    • Dark Ride
    • Dark Ride

  7. whats it worth??

    By Jeorge,
    • 6 replies
    • 1.6k views
    • Jeorge
    • Jeorge

  8. Whats the deal with the cross-over on the TGP's?

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

  9. wheels

    By bhanson,   
    • 6 replies
    • 1.3k views
    • Guest
    • Guest

  10. wheels and tires *mods hear me out*

    By futuretgper,   
    • 1 reply
    • 1.2k views
    • 89GPSE
    • 89GPSE

  11. when does your turbo sound kick in 1 2

    By john99gtp,   
    • 38 replies
    • 3.7k views
    • Garrett Powered
    • Garrett Powered

  12. where can i get a wastegateactuator?

    By Guest,   
    • 6 replies
    • 1.9k views
    • RedZMonte
    • RedZMonte

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

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

  14. Where do i find this part?

    By 350TPI,   
    • 11 replies
    • 1.4k views
    • 350TPI
    • 350TPI

  15. Where exactly is the IAC?

    By 90TGPGirl,   
    • 4 replies
    • 1.2k views
    • 1trucavalier
    • 1trucavalier

  16. Where exactly is the orifice tube?

    By SleeperRed90TGp,   
    • 1 reply
    • 1.2k views
    • twalt13
    • twalt13

  17. where in the world is ... TPSGARAGE??

    By GOT2B GM,
    • 2 replies
    • 1.8k views
    • LukeZ34
    • LukeZ34

  18. Where is the coolant temperature sensor located?

    By alex,   
    • 9 replies
    • 2.4k views
    • Dark Ride
    • Dark Ride

  19. where to find coil overs?

    By manualturbo,   
    • 3 replies
    • 1.5k views
    • dykz34
    • dykz34

  20. Where to get a Factory Service Manual for tgp?

    By DefEddie,   
    • 14 replies
    • 2.2k views
    • GOT2B GM
    • GOT2B GM

  21. where to get chip for ste and other performance parts

    By turbocut,   
    • 3 replies
    • 1.2k views
    • mfewtrail
    • mfewtrail

  22. where to order FUEL LINE or Repair

    By jongrappin,   
    • 6 replies
    • 2.6k views
    • Go4DaMo
    • Go4DaMo

  23. Where were TGPs built?

    By ACTdryice,   
    • 15 replies
    • 3.3k views
    • White93z34
    • White93z34

  24. Where's the Vacuum canister hook up at? 1 2

    By Bossman429,   
    • 27 replies
    • 8.2k views
    • Guest
    • Guest

  25. which oil to use

    By brian89gp,   
    • 2 replies
    • 1.2k views
    • Slade901
    • Slade901
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