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Turbo Grand Prix

This forum is for enthusiasts of the rare 1989-90 Pontiac Grand Prix Turbo.


2,046 topics in this forum

  1. Vacuum block clip

    • 4 replies
    • 2.1k views
  2. air to water intercooler for a turbo

    • 1 reply
    • 2k views
  3. Anyone here installed a wideband o2 sensor using the stock ECM and tuning?

    • 5 replies
    • 2.2k views
  4. 90 Turbo Grand Prix, I noticed redline, why does it go past redline?

    • 7 replies
    • 2.3k views
  5. 1990 TGP

    • 16 replies
    • 3.3k views
  6. Help identifying Turbo

    • 19 replies
    • 3.5k views
  7. Just another PM3 thread.

    • 5 replies
    • 1.5k views
  8. TGP IC pusher fan

    • 16 replies
    • 2.9k views
  9. TSTE Wiring Diagram?

    • 0 replies
    • 1.4k views
  10. What are TGP's going for?

    • 3 replies
    • 1.7k views
  11. New to the forum.

    • 9 replies
    • 1.8k views
  12. Cam & water pump pulley question

    • 7 replies
    • 2.1k views
  13. Transmission Replacement

    • 0 replies
    • 1.7k views
  14. Newbie

    • 19 replies
    • 2.6k views
  15. how to fix..Instrument cluster doesn't work and neither does HUD

    • 5 replies
    • 1.9k views
  16. PMIII Parts List

    • 5 replies
    • 2k views
  17. TGP in Omaha auction

    • 5 replies
    • 2.1k views
  18. Hello: Back and driving a TGP

    • 5 replies
    • 1.9k views
  19. Dan's 1990 TGP Take 2 1 2 3 4 8

    • 198 replies
    • 28.8k views
  20. Returning Member just picked up a TGP! 1 2

    • 49 replies
    • 5.8k views
  21. oil cooler

    • 1 reply
    • 1.5k views
  22. Body Cladding Steel Clips

    • 4 replies
    • 1.5k views
  23. Well, This sucks . .. 1 2

    • 39 replies
    • 6.3k views
  24. PMIII Noises

    • 9 replies
    • 1.8k views
  25. Fuel Injector Hoopla

    • 1 reply
    • 1.7k views
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