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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
  1. Calculating available injector PW.

    Started by Six_Shooter, 08-13-2012
    2 Pages
    1 2
    • Replies: 16
    • Views: 13,374
    08-17-2012 Go to last post
  2. late part throttle shift 4L60E

    Started by JD1964, 08-16-2021
    4 Pages
    1 2 3 4
    • Replies: 45
    • Views: 13,372
    08-24-2021 Go to last post
    • Replies: 13
    • Views: 13,363
    10-31-2018 Go to last post
  3. 91 corvette xdf file issue

    Started by dbstainbrook, 02-25-2020
    • Replies: 7
    • Views: 13,363
    02-29-2020 Go to last post
  4. My tbi conversion was a success!

    Started by Shawn1989, 04-21-2014
    2 Pages
    1 2
    • Replies: 15
    • Views: 13,339
    05-09-2014 Go to last post
  5. Pulled most of my hair out!! No clue where to start!

    Started by shaggytx, 11-04-2011
    2 Pages
    1 2
    • Replies: 15
    • Views: 13,337
    11-06-2011 Go to last post
  6. $42 hack questions

    Started by majacoby, 01-11-2013
    2 Pages
    1 2
    • Replies: 18
    • Views: 13,331
    01-17-2013 Go to last post
    • Replies: 2
    • Views: 13,316
    06-09-2018 Go to last post
    • Replies: 3
    • Views: 13,305
    09-06-2016 Go to last post
    • Replies: 15
    • Views: 13,277
    08-24-2016 Go to last post
  7. Injector Pulsewidth

    Started by gregs78cam, 07-10-2011
    • Replies: 9
    • Views: 13,270
    07-13-2011 Go to last post
  8. Extra fuel pump relay

    Started by 96lt4c4, 07-14-2012
    • Replies: 10
    • Views: 13,267
    07-15-2012 Go to last post
  9. Code 43 Knock Sensor Circuit Failure Issues

    Started by Daveo91, 08-05-2021
    4 Pages
    1 2 3 4
    • Replies: 45
    • Views: 13,258
    10-09-2021 Go to last post
  10. Transmission tuning...

    Started by Six_Shooter, 04-07-2012
    • Replies: 12
    • Views: 13,246
    10-05-2013 Go to last post
  11. Crank timing 7747

    Started by White Stripe, 10-23-2017
    • Replies: 1
    • Views: 13,244
    10-23-2017 Go to last post
  12. Shift table adjustment???

    Started by C2500, 04-28-2018
    2 Pages
    1 2
    • Replies: 23
    • Views: 13,218
    05-05-2018 Go to last post
  13. TCC lock/unlock issues potentially solved.

    Started by damanx, 04-24-2016
    2 Pages
    1 2
    • Replies: 17
    • Views: 13,209
    04-26-2016 Go to last post
  14. ECM1 burned... causes?

    Started by Xenon, 04-17-2012
    • Replies: 4
    • Views: 13,206
    04-18-2012 Go to last post
  15. Bench testing my 1227747

    Started by cal1320, 10-12-2018
    • Replies: 0
    • Views: 13,202
    10-12-2018 Go to last post

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