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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. Conflicting Info on Walbro part numbers

    • 2 replies
    • 1.9k views
  2. '

    • 13 replies
    • 1.9k views
  3. Power Antenna

    • 12 replies
    • 1.9k views
  4. Crank position sensor

    • 5 replies
    • 1.9k views
  5. List all free mods!

    • 5 replies
    • 1.9k views
  6. Lower Intake Manifold Leaking bad

    • 5 replies
    • 1.9k views
  7. 3.1+turbo

    • 11 replies
    • 1.9k views
    • 9 replies
    • 1.9k views
  8. 2 problems: clunk into R, and hesitation when cold

    • 14 replies
    • 1.9k views
  9. Dynoed the 3.1 Turbo Wagon

    • 15 replies
    • 1.9k views
    • 14 replies
    • 1.9k views
  10. tgp upgrades

    • 9 replies
    • 1.9k views
  11. TGP Code 41

    • 4 replies
    • 1.9k views
  12. datamaster beta...help get this car running

    • 20 replies
    • 1.9k views
  13. Weatherstripping Woes

    • 6 replies
    • 1.9k views
  14. How do you tell if a turbo is good or not???

    • 17 replies
    • 1.9k views
  15. My new to me 1989 TGP

    • 6 replies
    • 1.9k views
  16. Riddle me this about the Check Engine Light...

    • 5 replies
    • 1.9k views
  17. Replacement air filter?? K&N

    • 7 replies
    • 1.9k views
  18. deleted post

    • 22 replies
    • 1.9k views
  19. Powermaster Pressure Switch Sources?

    • 4 replies
    • 1.9k views
  20. stock 3.1 n/a injectors

    • 9 replies
    • 1.9k views
  21. 5 speed swap NEED HELP! 4t60 BYE BYE

    • 12 replies
    • 1.9k views
    • 19 replies
    • 1.9k views
  22. clunk into reverse gone, but now not dropping into any gear

    • 15 replies
    • 1.9k views
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