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Forum: GM EFI Systems

TBI - TPI - MPFI - CFI - SFI

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  1. Each thread is by ECM number with Bins, definition files, wiring diagrams history and tuner information!

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    Forum Statistics:

    • Threads: 53
    • Posts: 273
    • Replies: 8
    • Views: 7,382
    06-18-2013 Go to last post
  1. 7060 performance mode switch?

    Started by 1BadAction, 10-11-2013
    • Replies: 3
    • Views: 5,623
    01-12-2015 Go to last post
  2. 3764 Intake and EGR

    Started by 1BadAction, 02-23-2014
    • Replies: 2
    • Views: 3,819
    02-26-2014 Go to last post
  3. 7427 hunting/surging idle

    Started by 1BadAction, 12-17-2014
    2 Pages
    1 2
    • Replies: 23
    • Views: 19,766
    01-12-2015 Go to last post
  4. 7060 for Transmission only

    Started by 1BadAction, 06-18-2016
    • Replies: 4
    • Views: 4,499
    06-22-2016 Go to last post
  5. 454 TBI to MPFI Wiring?

    Started by 1BadAction, 11-02-2016
    • Replies: 2
    • Views: 3,796
    11-03-2016 Go to last post
  6. Big Block MPFI Pressure regulator setups

    Started by 1BadAction, 11-17-2016
    2 Pages
    1 2
    • Replies: 17
    • Views: 26,291
    11-28-2016 Go to last post
    • Replies: 10
    • Views: 3,732
    06-22-2021 Go to last post
  7. 94 lt1 tunerpro xdl

    Started by 1badcell, 01-28-2014
    • Replies: 7
    • Views: 6,037
    01-29-2014 Go to last post
  8. Setting up my TBI

    Started by 1great40, 03-21-2013
    2 Pages
    1 2
    • Replies: 23
    • Views: 32,035
    04-19-2013 Go to last post
  9. Idle adjustment on 4.3 TBI

    Started by 1great40, 06-17-2013
    • Replies: 3
    • Views: 5,311
    06-27-2013 Go to last post
  10. Closing in on a problem

    Started by 1great40, 06-20-2014
    8 Pages
    1 2 3 4 5 ... 8
    • Replies: 117
    • Views: 124,623
    06-08-2015 Go to last post
  11. DUCK! I'm Back

    Started by 1great40, 03-05-2021
    • Replies: 13
    • Views: 4,234
    03-12-2021 Go to last post
  12. TBI IAC

    Started by 1great40, 10-27-2021
    • Replies: 1
    • Views: 1,091
    10-27-2021 Go to last post
  13. TBI IAC

    Started by 1great40, 10-27-2021
    • Replies: 0
    • Views: 951
    10-27-2021 Go to last post
  14. 4L80 swap

    Started by 1leg, 01-25-2012
    • Replies: 2
    • Views: 4,427
    04-14-2012 Go to last post
  15. Need tunerpro XDF and ADX for 1228747 AKWA

    Started by 1leg, 01-22-2012
    7 Pages
    1 2 3 4 5 ... 7
    • Replies: 96
    • Views: 55,092
    02-12-2012 Go to last post
  16. 1228747 to 1227477 swap.

    Started by 1leg, 02-12-2012
    5 Pages
    1 2 3 4 5
    • Replies: 71
    • Views: 53,044
    05-13-2012 Go to last post
    • Replies: 7
    • Views: 7,043
    03-06-2012 Go to last post
  17. Need help with a tune

    Started by 1leg, 02-24-2013
    • Replies: 3
    • Views: 5,076
    02-26-2013 Go to last post

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