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Turbo Grand Prix

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

2,049 topics in this forum

  1. Turbos Boost Gauge Died

    By shadow,   
    • 24 replies
    • 3k views
    • 92 GP
    • 92 GP

  2. 5 speed swap NEED HELP! 4t60 BYE BYE

    By killinprixs,   
    • 12 replies
    • 1.8k views
    • bullet
    • bullet

  3. need help with TGP - SEE PG2 for update injector help please! 1 2 3

    By patgizz,   
    • 52 replies
    • 4.4k views
    • BXX
    • BXX

  4. Power Antenna

    By shadow,   
    • 12 replies
    • 1.8k views
    • alex
    • alex

  5. hard start in the morning

    By meltboy1,   
    • 0 replies
    • 874 views
    • meltboy1
    • meltboy1

  6. 2 problems: clunk into R, and hesitation when cold

    By Psych0matt,   
    • 14 replies
    • 1.8k views
    • meltboy1
    • meltboy1

  7. TGP nominated one of the best Turbo cars of the 80's... 1 2

    By Scottster,   
    • 39 replies
    • 4.7k views
    • mfewtrail
    • mfewtrail

  8. Digging into my TGP a bit 1 2

    By GOT2B GM,   
    • 38 replies
    • 3.2k views
    • AWeb80
    • AWeb80

  9. H.D. 4T60 rebuild parts advice

    By Shifter23,   
    • 3 replies
    • 1.3k views
    • bullet
    • bullet

  10. 1989 TGP needs parts!!!

    By Shifter23,   
    • 7 replies
    • 1.1k views
    • bullet
    • bullet

  11. 3 Kinds of Louvers???

    By Pontiac6KSTEAWD,   
    • 0 replies
    • 887 views
    • Pontiac6KSTEAWD
    • Pontiac6KSTEAWD

  12. Using seafoam on a tgp 1 2

    By shadow,   
    • 31 replies
    • 2.6k views
    • Garrett Powered
    • Garrett Powered

  13. Just picked up 1990 TGP need help : ( 1 2

    By Shifter23,   
    • 31 replies
    • 2.8k views
    • Garrett Powered
    • Garrett Powered

  14. Is the TGP really that rare 1 2 3

    By shadow,   
    • 67 replies
    • 6k views
    • RareGMFan
    • RareGMFan

  15. Battery terminals on a TGP 1 2

    By shadow,   
    • 31 replies
    • 2.5k views
    • Garrett Powered
    • Garrett Powered

  16. 1 less TGP in the world today

    By patgizz,   
    • 21 replies
    • 2.1k views
    • Shifter23
    • Shifter23

  17. Whats gas mileage do you get?

    By shadow,   
    • 17 replies
    • 1.8k views
    • Dark Ride
    • Dark Ride

  18. TGP trans question

    By SpeedRac3uh,   
    • 1 reply
    • 1.1k views
    • GutlessSupreme
    • GutlessSupreme

  19. 1989 TGP

    By LarryMartin830,   
    • 2 replies
    • 978 views
    • LarryMartin830
    • LarryMartin830

  20. Tranny mount troubles

    By shadow,   
    • 5 replies
    • 981 views
    • krenzy
    • krenzy

  21. TGP progress thread 1 2

    By Psych0matt,
    • 41 replies
    • 3.8k views
    • AWeb80
    • AWeb80

  22. FMIC

    By Psych0matt,   
    • 15 replies
    • 1.5k views
    • meltboy1
    • meltboy1

  23. How to run a boost guage

    By Psych0matt,   
    • 13 replies
    • 1.5k views
    • cobracdr
    • cobracdr

  24. wiring?

    By Mr_Efficiency,   
    • 2 replies
    • 1k views
    • Mr_Efficiency
    • Mr_Efficiency

  25. TGP power on acceleration 1 2

    By shadow,   
    • 26 replies
    • 2.5k views
    • GOT2B GM
    • GOT2B GM
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