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Forum: GM EFI Systems

TBI - TPI - MPFI - CFI - SFI

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  1. GM ECM - Bins - TunerPro Definition Files - Wiring Diagrams - Tuner Info!

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

    Forum Actions:

    Forum Statistics:

    • Threads: 53
    • Posts: 272

    Last Post:

  1. choke adjustment on 7747

    Started by hammertime371, 05-01-2012
    10 Pages •
    1 2 3 4 5 ... 10
    41 Attachment(s)
    • Replies: 135
    • Views: 54,044
    hammertime371
    06-04-2012 Go to last post

  2. data log of my idle problems

    Started by jim_in_dorris, 06-11-2013
    7 Pages •
    1 2 3 4 5 ... 7
    17 Attachment(s)
    • Replies: 94
    • Views: 53,876
    jim_in_dorris
    09-23-2013 Go to last post

  3. Vacuum Adjustable TBI Fuel Pressure Regulator

    Started by dave w, 01-27-2013
    4 Pages •
    1 2 3 4
    18 Attachment(s)
    • Replies: 58
    • Views: 53,610
    gregs78cam
    02-21-2013 Go to last post

  4. New Engine Help

    Started by Engine07, 01-29-2015
    6 Pages •
    1 2 3 4 5 ... 6
    6 Attachment(s)
    • Replies: 75
    • Views: 53,604
    Engine07
    03-08-2015 Go to last post

  5. Serious misfire problem with 4.3 csfi.

    Started by jim_in_dorris, 06-03-2012
    3 Pages •
    1 2 3
    • Replies: 30
    • Views: 53,485
    jim_in_dorris
    08-05-2012 Go to last post

  6. 16147060 $85 Superceeded to $D8

    Started by EagleMark, 05-02-2012
    4 Pages •
    1 2 3 4
    15 Attachment(s)
    • Replies: 58
    • Views: 53,263
    Anatolich
    11-14-2017 Go to last post

  7. Lightbulb 7427 Rev limiter / 4L80E question

    Started by dubwise, 02-04-2014
    3 Pages •
    1 2 3
    4l80e, 7060, 7427, wbo2 5 Attachment(s)
    • Replies: 42
    • Views: 53,204
    Nasty-Z
    02-20-2014 Go to last post

  8. 7747 on a Ford 400 - still not getting a backfire issue sorted

    Started by Dr_Grip, 12-16-2015
    2 Pages •
    1 2
    $42, 7747, cleveland, ford 400 15 Attachment(s)
    • Replies: 25
    • Views: 53,176
    Dr_Grip
    10-24-2017 Go to last post

  9. Need help getting started vortec tbi

    Started by 93chevy, 11-24-2014
    3 Pages •
    1 2 3
    chevy, tbi, vortec 8 Attachment(s)
    • Replies: 42
    • Views: 52,960
    93chevy
    12-14-2014 Go to last post

  10. 1228747 to 1227477 swap.

    Started by 1leg, 02-12-2012
    5 Pages •
    1 2 3 4 5
    15 Attachment(s)
    • Replies: 71
    • Views: 52,944
    1leg
    05-13-2012 Go to last post

  11. End of Injection Timing Open Discussion

    Started by spfautsch, 12-20-2018
    6 Pages •
    1 2 3 4 5 ... 6
    11 Attachment(s)
    • Replies: 78
    • Views: 52,771
    Terminal_Crazy
    03-15-2022 Go to last post

  12. BLMs say rich, but WBO2 and NBO2 and surging all say lean - what gives?

    Started by SkinnyG, 07-16-2018
    4 Pages •
    1 2 3 4
    24 Attachment(s)
    • Replies: 57
    • Views: 52,569
    SkinnyG
    09-09-2018 Go to last post

  13. Post transmission issue troubleshooting

    Started by uhlhazard, 09-20-2014
    6 Pages •
    1 2 3 4 5 ... 6
    5 Attachment(s)
    • Replies: 85
    • Views: 52,466
    kevinvinv
    10-26-2014 Go to last post

  14. $OD A/E Help

    Started by Rally Smith, 07-14-2015
    6 Pages •
    1 2 3 4 5 ... 6
    13 Attachment(s)
    • Replies: 76
    • Views: 51,479
    Rally Smith
    09-26-2015 Go to last post

  15. Stock TBI 350 with Headers

    Started by Kitch, 07-08-2015
    5 Pages •
    1 2 3 4 5
    29 Attachment(s)
    • Replies: 63
    • Views: 51,155
    Fast355
    08-03-2015 Go to last post

  16. Very unusual '7747 .bin ~ 7.4 liter / 700R4

    Started by dave w, 08-31-2012
    5 Pages •
    1 2 3 4 5
    26 Attachment(s)
    • Replies: 60
    • Views: 51,153
    EagleMark
    09-06-2012 Go to last post

  17. 1st idle run with 1227747 ecm and modded bin.

    Started by damanx, 04-11-2013
    6 Pages •
    1 2 3 4 5 ... 6
    22 Attachment(s)
    • Replies: 84
    • Views: 50,735
    ony
    04-21-2013 Go to last post

  18. DIY Fuel Injection for any Carbed Engine! HOW TO!

    Started by EagleMark, 04-13-2011
    8 Attachment(s)
    • Replies: 2
    • Views: 50,265
    EagleMark
    05-29-2011 Go to last post

  19. A219_0E_31_v250.adx, PE not working

    Started by JeepsAndGuns, 01-08-2012
    4 Pages •
    1 2 3 4
    4 Attachment(s)
    • Replies: 49
    • Views: 50,224
    EagleMark
    06-30-2012 Go to last post

  20. Frankenbody

    Started by bonnieclyde100, 04-03-2014
    3 Pages •
    1 2 3
    13 Attachment(s)
    • Replies: 31
    • Views: 49,872
    bonnieclyde100
    05-28-2014 Go to last post
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