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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. Boost Cutoff Switch

    • 3 replies
    • 1.4k views
  2. stock 3.1 3.1 turbo fpr

    • 3 replies
    • 1.1k views
  3. TV cable got super tight.

    • 3 replies
    • 1.1k views
  4. Switched 12v pick-up and 12v dash lamps....

    • 3 replies
    • 1k views
  5. o2 sensor

    • 3 replies
    • 1.1k views
  6. 3-bar MAP

    • 3 replies
    • 1.1k views
  7. TSTE not doing so well

    • 3 replies
    • 1.1k views
  8. cluster scan

    • 3 replies
    • 1.1k views
  9. new here......

    • 3 replies
    • 1k views
  10. Sensors

    • 3 replies
    • 1.1k views
  11. 1990 tgp trans remove

    • 3 replies
    • 1k views
  12. New injectors.....cold start issue.

    • 3 replies
    • 1.7k views
    • 3 replies
    • 1.1k views
  13. tach off/cant rev high enough.

    • 3 replies
    • 1.7k views
  14. Coolant overflow + Vacuum lines

    • 3 replies
    • 3.1k views
    • 3 replies
    • 948 views
  15. looking for info

    • 3 replies
    • 1k views
  16. tgp value

    • 3 replies
    • 1.1k views
  17. Hi there!! I'm baaaaaaaaaaack!

    • 3 replies
    • 1k views
  18. H.D. 4T60 rebuild parts advice

    • 3 replies
    • 1.3k views
    • 3 replies
    • 1.1k views
  19. TGP/TSTE Cluster

    • 3 replies
    • 1.1k views
  20. Door chime?

    • 3 replies
    • 1.6k views
  21. Turbo Flange gasket?

    • 3 replies
    • 961 views
  22. Ford Yellow top Injectors

    • 3 replies
    • 1.9k views
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