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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. Turbo Mounting Gasket?

    • 18 replies
    • 1.9k views
    • 27 replies
    • 2.6k views
  2. TCC sticking?

    • 5 replies
    • 943 views
  3. what is minimum boost on a TGP?

    • 4 replies
    • 949 views
  4. Leaky proportioning valve

    • 6 replies
    • 1.8k views
  5. Short speedo vid(no sound unfortunately) ~20-112mph 1 2

    • 30 replies
    • 2.7k views
  6. Where's the Vacuum canister hook up at? 1 2

    • 27 replies
    • 7.6k views
  7. pic request - TGP wastegate solenoid

    • 4 replies
    • 977 views
  8. rebuilt crossover pipe fitment problem (EDIT: my fault)

    • 17 replies
    • 1.7k views
  9. Finally got some new struts!!

    • 1 reply
    • 1.5k views
  10. boosting problem (kinda long) 1 2

    • 31 replies
    • 3.1k views
  11. need TGP oil cooler/filter adapter O-rings!

    • 5 replies
    • 812 views
  12. what's the difference - Melling 95HV oil pump and....

    • 4 replies
    • 943 views
  13. ALDL Scanning software

    • 6 replies
    • 2.3k views
  14. Can anyone get some pics...

    • 13 replies
    • 1.3k views
  15. TPS parts number?

    • 3 replies
    • 901 views
  16. 3bar map sensor 1 2 3 4

    • 89 replies
    • 10.5k views
  17. what are these wires for??

    • 8 replies
    • 1.4k views
  18. TGP EGR mount different?

    • 12 replies
    • 1.2k views
  19. how much $$ for valve job?

    • 20 replies
    • 4.5k views
  20. 1/4 mile page update

    • 3 replies
    • 997 views
  21. Grand Prix Body Kit

    • 5 replies
    • 2.1k views
  22. need pics/description of turbo coolant supply line...

    • 1 reply
    • 1k views
  23. working on the Part Numbers page

    • 2 replies
    • 933 views
  24. Check out this turbo on ebay

    • 4 replies
    • 1k views
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