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Turbo Grand Prix

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

2,050 topics in this forum

  1. Erratic Idle Speed

    By TBRTGP,
    • 2 replies
    • 2k views
    • digitaloutsider
    • digitaloutsider

  2. Project TGP .. UPDATE PHASE 1 complete!

    By Gearhead43,   
    • 18 replies
    • 2k views
    • Gearhead43
    • Gearhead43

  3. New 1990 TGP Member

    By Gibby,   
    • 2 replies
    • 2k views
    • intern8tion9l
    • intern8tion9l

  4. Found proportioning valve (Subject edited 11-22-06 - 9:27AM) Thanks : )

    By Larry M,   
    • 13 replies
    • 2k views
    • LukeZ34
    • LukeZ34

  5. glove box combination problem

    By Guest,   
    • 7 replies
    • 2k views
    • carl
    • carl

  6. Any benefit to a HO2 in a TGP?

    By GnatGoSplat,   
    • 18 replies
    • 2k views
    • GnatGoSplat
    • GnatGoSplat

  7. Anybody else got one of these???

    By redgrandprix,   
    • 12 replies
    • 2k views
    • intern8tion9l
    • intern8tion9l

  8. A

    By Invasion1,
    • 16 replies
    • 2k views
    • RareGMFan
    • RareGMFan

  9. 90 TGP question

    By jibby54,   
    • 8 replies
    • 2k views
    • Psych0matt
    • Psych0matt

  10. ABS problem or electrical problem

    By EMNCFI,
    • 14 replies
    • 2k views
    • Garrett Powered
    • Garrett Powered

  11. Biggest Altenator avialable for a tgp???

    By tgpguy21,   
    • 15 replies
    • 2k views
    • ismellrealbad
    • ismellrealbad

  12. 3100 Topend --> Turbo 3.1 Conversion

    By dbtk2,   
    • 18 replies
    • 2k views
    • dbtk2
    • dbtk2

  13. Need Wiring Diagram of Electrical !! FIXED !!

    By TGPilot,   
    • 18 replies
    • 2k views
    • Jeorge
    • Jeorge

  14. new pre-turbo exhaust - Update downpipe complete

    By TurboZ24,   
    • 20 replies
    • 2k views
    • TurboZ24
    • TurboZ24

  15. i just scored a TGP turbo/x-over for $30 :)

    By Guest TurboSedan,   
    • 19 replies
    • 2k views
    • 1trucavalier
    • 1trucavalier

  16. tgp oil pressure

    By jffocused,   
    • 6 replies
    • 2k views
    • jffocused
    • jffocused

  17. 1989 TGP rescue begins!

    By ACTdryice,   
    • 9 replies
    • 2k views
    • intern8tion9l
    • intern8tion9l

  18. jbodyperformance.com

    By zmods,   
    • 6 replies
    • 2k views
    • Jeff M
    • Jeff M

  19. OMFG the TGP Crossovers SUCK!

    By RedZMonte,   
    • 4 replies
    • 2k views
    • Jeff M
    • Jeff M

  20. TGP owners manual wanted

    By garyk1970,   
    • 12 replies
    • 2k views
    • Pontiac6KSTEAWD
    • Pontiac6KSTEAWD

  21. Transmission Replacement

    By Chewy Peltier,   
    • 0 replies
    • 2k views
    • Chewy Peltier
    • Chewy Peltier

  22. my 90 TGP video!!

    By futuretgper,   
    • 21 replies
    • 2k views
    • TurboGTU
    • TurboGTU

  23. shifting problems, not internals?

    By Psych0matt,   
    • 18 replies
    • 2k views
    • trbo31
    • trbo31

  24. Well, got a new best Drag run and solved a major issue

    By TurboZ24,   
    • 15 replies
    • 2k views
    • mfewtrail
    • mfewtrail

  25. Something isn't running right...

    By krenzy,   
    • 16 replies
    • 2k views
    • R Dubya
    • R Dubya
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