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Turbo Grand Prix

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


2,043 topics in this forum

  1. Craigslist find 1990 GP ASC Mclaren Turbo Chicago area 6,700 Miles

    • 1 reply
    • 1.8k views
  2. 1989 TGP To Part out or Not

    • 12 replies
    • 3k views
  3. Launch control?

    • 1 reply
    • 1.7k views
  4. Wiring garbage on TGP

    • 6 replies
    • 2.3k views
  5. Pipe Oil Cooler

    • 0 replies
    • 1.5k views
  6. Vacuum block clip

    • 4 replies
    • 1.9k views
  7. Anyone here installed a wideband o2 sensor using the stock ECM and tuning?

    • 5 replies
    • 1.9k views
  8. 1990 TGP

    • 16 replies
    • 3.1k views
  9. air to water intercooler for a turbo

    • 1 reply
    • 1.7k views
  10. what wideband are you using? 1 2

    • 33 replies
    • 5.7k views
  11. 90 Turbo Grand Prix, I noticed redline, why does it go past redline?

    • 7 replies
    • 2k views
  12. Just another PM3 thread.

    • 5 replies
    • 1.3k views
  13. TGP IC pusher fan

    • 16 replies
    • 2.6k views
  14. Newbie

    • 19 replies
    • 2.4k views
  15. TSTE Wiring Diagram?

    • 0 replies
    • 1.1k views
  16. New to the forum.

    • 9 replies
    • 1.5k views
  17. What are TGP's going for?

    • 3 replies
    • 1.4k views
  18. Returning Member just picked up a TGP! 1 2

    • 49 replies
    • 5.4k views
  19. Cam & water pump pulley question

    • 7 replies
    • 1.9k views
  20. Transmission Replacement

    • 0 replies
    • 1.4k views
  21. TGP in Omaha auction

    • 5 replies
    • 1.9k views
  22. how to fix..Instrument cluster doesn't work and neither does HUD

    • 5 replies
    • 1.6k views
  23. PMIII Parts List

    • 5 replies
    • 1.8k views
  24. Hello: Back and driving a TGP

    • 5 replies
    • 1.6k views
  25. Body Cladding Steel Clips

    • 4 replies
    • 1.2k views
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