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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. heads up display height adjustment

    By haywire4130,   
    • 1 reply
    • 1.2k views
    • phantomFE3
    • phantomFE3

  2. How difficult would it be to wire front speakers in my STE??

    By dbtk2,   
    • 5 replies
    • 1.2k views
    • 90tgpblk
    • 90tgpblk

  3. High oil pressure, how much is too much???

    By dbtk2,   
    • 1 reply
    • 1.2k views
    • Oldschool88SE
    • Oldschool88SE

  4. anybody have a picture of...

    By brian89gp,   
    • 2 replies
    • 1.2k views
    • RedZMonte
    • RedZMonte

  5. specs need for custom pistons

    By Marcus18,   
    • 2 replies
    • 1.2k views
    • SleeperRed90TGp
    • SleeperRed90TGp

  6. How do I swap out my gauge cluster in my TGP???

    By dbtk2,   
    • 8 replies
    • 1.2k views
    • no1kicker
    • no1kicker

  7. About fuel system...

    By SSEiyah93,   
    • 2 replies
    • 1.2k views
    • Dark Ride
    • Dark Ride

  8. Oil gauge went crazy on me!

    By 90TGP,   
    • 4 replies
    • 1.2k views
    • TGPilot
    • TGPilot

  9. 5 speed TGP 1/4 mile times

    By skalor,   
    • 3 replies
    • 1.2k views
    • Jeff M
    • Jeff M

  10. One more thing wrong with my rebuild!! LOWER INTAKE

    By R Dubya,   
    • 2 replies
    • 1.2k views
    • R Dubya
    • R Dubya

  11. Tranny mount troubles

    By shadow,   
    • 5 replies
    • 1.2k views
    • krenzy
    • krenzy

  12. 1990 TGP trans codes

    By whip,   
    • 1 reply
    • 1.2k views
    • mfewtrail
    • mfewtrail

  13. Running rich under full throttle?

    By 90TGP,   
    • 2 replies
    • 1.2k views
    • z284pwr
    • z284pwr

  14. i think my BOV is leaking

    By Nick1234,   
    • 4 replies
    • 1.2k views
    • skalor
    • skalor

  15. Engine replace

    By caracer,   
    • 2 replies
    • 1.2k views
    • Guest
    • Guest

  16. Been getting TONS of compliments for the STE lately!!!

    By dbtk2,   
    • 4 replies
    • 1.2k views
    • Nick1234
    • Nick1234

  17. coils??/cat converter??

    By maddux31,   
    • 2 replies
    • 1.2k views
    • no1kicker
    • no1kicker

  18. Timing chain part number?

    By 90TGP,   
    • 1 reply
    • 1.2k views
    • Jeff M
    • Jeff M

  19. spark plugs/ wires

    By kuntzie,
    • 4 replies
    • 1.2k views
    • kuntzie
    • kuntzie

  20. Oil return to pan

    By manualturbo,   
    • 1 reply
    • 1.2k views
    • z24 turbo 93
    • z24 turbo 93

  21. Some advice please

    By Fieroguy65,   
    • 3 replies
    • 1.2k views
    • skalor
    • skalor

  22. First x-over was bad, not its EGR pipe

    By avhman,   
    • 3 replies
    • 1.2k views
    • Jeff M
    • Jeff M

  23. TPS parts number?

    By 90TGP,   
    • 3 replies
    • 1.2k views
    • Jeff M
    • Jeff M

  24. flex bellows

    By J,   
    • 5 replies
    • 1.2k views
    • J
    • J

  25. this garrett t-25 any good? (brand new)

    By kuntzie,   
    • 5 replies
    • 1.2k views
    • kuntzie
    • kuntzie
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