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Turbo Grand Prix

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


2,051 topics in this forum

  1. UPDATE: 3.1 Vin T Turbo conversion

    • 2 replies
    • 1.1k views
  2. First x-over was bad, not its EGR pipe

    • 3 replies
    • 1.1k views
  3. spark plugs/ wires

    • 4 replies
    • 1.1k views
  4. Computer board thingy under passenger seat?

    • 5 replies
    • 1.1k views
  5. Some advice please

    • 3 replies
    • 1.1k views
  6. Squeaky Door Panels

    • 2 replies
    • 1.1k views
  7. MOVED: Buzzing in speakers???

    • 0 replies
    • 1.1k views
  8. Bought the $600 TGP

    • 5 replies
    • 1.1k views
  9. TGP articles in a NASCAR program

    • 2 replies
    • 1.1k views
    • 4 replies
    • 1.1k views
  10. coils??/cat converter??

    • 2 replies
    • 1.1k views
  11. WBo2

    • 0 replies
    • 1.1k views
  12. Maintenance manual?

    • 3 replies
    • 1.1k views
  13. TSTE Wiring Diagram?

    • 0 replies
    • 1.1k views
  14. A just got Chipped!

    • 0 replies
    • 1.1k views
  15. Item for sale on ebay that doesnt look right

    • 2 replies
    • 1.1k views
  16. To Add A Turbo...

    • 2 replies
    • 1.1k views
  17. WooHoo!!! tranny problem solved!!

    • 0 replies
    • 1.1k views
  18. Hmm? More Turbo questions

    • 2 replies
    • 1.1k views
  19. no power at 4 grand (cat now clean)

    • 4 replies
    • 1.1k views
  20. Code 43?

    • 6 replies
    • 1.1k views
  21. Picture of Cross-Over

    • 2 replies
    • 1.1k views
    • 3 replies
    • 1.1k views
    • 2 replies
    • 1.1k views
  22. 3.1 litre turbo 3.1 litre swap??

    • 1 reply
    • 1.1k views
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