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Turbo Grand Prix

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


2,049 topics in this forum

  1. transmission modulator check valve

    • 15 replies
    • 7.3k views
  2. TGP stalling

    • 15 replies
    • 2.6k views
    • 15 replies
    • 2.4k views
  3. Any clues?

    • 15 replies
    • 2.3k views
  4. TGP Sales Cassette??

    • 15 replies
    • 2.6k views
  5. Where were TGPs built?

    • 15 replies
    • 3.1k views
  6. Turbo Grand Prix in Germany (Ebay)

    • 15 replies
    • 5.1k views
  7. TGP Grand Illusion

    • 15 replies
    • 2.8k views
    • 15 replies
    • 2.3k views
  8. Sticky brake lights

    • 15 replies
    • 3.3k views
  9. 1989 Prototype Grand Illusion

    • 15 replies
    • 5.8k views
  10. Finally got my front lowering springs today.

    • 14 replies
    • 2k views
  11. TGP Speaker sizes ??

    • 14 replies
    • 2k views
  12. vaccume modulator must be plugged WHY?

    • 14 replies
    • 2k views
  13. IC questions

    • 14 replies
    • 1.7k views
  14. turbo blanket

    • 14 replies
    • 1.8k views
    • 14 replies
    • 1.5k views
  15. 90 TGP 4 SALE CHEAP

    • 14 replies
    • 1.6k views
  16. junkyard tgp, conversion bait for my 2003 gp 3.1?

    • 14 replies
    • 1.8k views
  17. Nitrous???? Exhaust???

    • 14 replies
    • 1.9k views
  18. Throttle body cleaning

    • 14 replies
    • 3.7k views
  19. TGP Problem :(

    • 14 replies
    • 1.5k views
  20. cradle bolt recall..

    • 14 replies
    • 2.1k views
  21. Just bought a 1990 TGP, I need help!

    • 14 replies
    • 1.6k views
  22. What to look for....

    • 14 replies
    • 1.6k views
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