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Turbo Grand Prix

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


2,047 topics in this forum

  1. during the rebuild- good news/bad news

    • 3 replies
    • 987 views
  2. Powermaster III grommet

    • 4 replies
    • 1.2k views
  3. Overboost

    • 3 replies
    • 1.6k views
  4. Idle Problems

    • 6 replies
    • 1.6k views
  5. Biggest Altenator avialable for a tgp???

    • 15 replies
    • 1.7k views
  6. 7th Injector

    • 0 replies
    • 1.2k views
  7. To contact Jeff M about chips or X-over pipe purchases

    • 0 replies
    • 1k views
  8. hey Jeff M...

    • 0 replies
    • 1.2k views
  9. Opinions please...

    • 9 replies
    • 1.5k views
  10. Got a new drag run, 12.873 @107.93 mph

    • 22 replies
    • 2.7k views
  11. Need rear bumper, bumper cover etc...

    • 0 replies
    • 1.2k views
  12. Max boost level

    • 22 replies
    • 4.2k views
  13. Monitoring knock

    • 1 reply
    • 1k views
  14. All turbo experts!!!!! Help please!!!!!!!!!!!!!!

    • 5 replies
    • 1.5k views
  15. Total loss of boost?

    • 4 replies
    • 1.9k views
  16. Manual Boost Controllers

    • 0 replies
    • 1.3k views
  17. TGP vs Honda Civic CSI

    • 1 reply
    • 3.6k views
  18. Hey eclipse I have my work cut out for me take a look!

    • 7 replies
    • 1.2k views
  19. Ignition mudule

    • 3 replies
    • 1.4k views
  20. NEW GM TGP RADIATOR! :)

    • 23 replies
    • 3.1k views
  21. Radiator problem

    • 7 replies
    • 1.6k views
  22. Transmission problems???

    • 5 replies
    • 1.6k views
  23. Turbo badge repair

    • 1 reply
    • 1.5k views
  24. wasnt someone looking for these?

    • 2 replies
    • 1.3k views
  25. What are some significant RPO codes that the TGP has???

    • 4 replies
    • 1.5k views
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