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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

    • 7 replies
    • 1.2k views
    • 5 replies
    • 968 views
  1. MOVED: im selling my tgp,

    • 0 replies
    • 800 views
    • 3 replies
    • 983 views
  2. Newbie with questions(long post)

    • 19 replies
    • 1.7k views
  3. Hi, new TGP owner!

    • 10 replies
    • 1.4k views
  4. bad blowoff valve?

    • 16 replies
    • 2.2k views
  5. Any added a turbo blowoff valve? 1 2

    • 42 replies
    • 4k views
  6. 3400 SFI parts for TGP

    • 10 replies
    • 1.6k views
  7. Wanted TGP/TSTE Chip!

    • 4 replies
    • 888 views
  8. clunk into reverse gone, but now not dropping into any gear

    • 15 replies
    • 1.7k views
  9. vote for my TGP?

    • 13 replies
    • 1k views
  10. About fuel system...

    • 2 replies
    • 878 views
  11. OIL LEAK!

    • 2 replies
    • 806 views
  12. MOVED: Buzzing in speakers???

    • 0 replies
    • 883 views
  13. TGP's doing 180's 1 2

    • 31 replies
    • 3k views
  14. vacuum leak causing hesitant shifting?

    • 14 replies
    • 6.2k views
  15. Premium gas?

    • 16 replies
    • 2.6k views
  16. blue dash mat

    • 9 replies
    • 1.2k views
  17. K&N cone filter for a TGP

    • 6 replies
    • 1.3k views
  18. 4T65E swap

    • 16 replies
    • 3.1k views
  19. new tgp owner 1 2

    • 26 replies
    • 2.2k views
  20. badges

    • 12 replies
    • 1.4k views
  21. Turbos Boost Gauge Died

    • 24 replies
    • 2.8k views
  22. 5 speed swap NEED HELP! 4t60 BYE BYE

    • 12 replies
    • 1.7k views
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