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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: 268
    • Replies: 0
    • Views: 20,768
    03-02-2011 Go to last post
  1. Tuned Vortec TBI to MPFI on 7427

    Started by woody80z28, 03-06-2019
    • Replies: 11
    • Views: 615
    2 Hours Ago Go to last post
  2. Throttle Body Backfire

    Started by JCampbell, 1 Day Ago
    • Replies: 7
    • Views: 102
    7 Hours Ago Go to last post
    • Replies: 0
    • Views: 28
    8 Hours Ago Go to last post
  3. spark advance

    Started by mecanicus, 1 Day Ago
    • Replies: 10
    • Views: 127
    10 Hours Ago Go to last post
  4. Hard stumble under load

    Started by Rittercon, 04-16-2019
    2 Pages
    1 2
    • Replies: 15
    • Views: 545
    14 Hours Ago Go to last post
  5. EEHack 2019 update

    Started by steveo, 3 Weeks Ago
    4 Pages
    1 2 3 4
    • Replies: 50
    • Views: 1,559
    18 Hours Ago Go to last post
  6. 7427 upgrade tuning help understanding

    Started by typhoonss92, 1 Week Ago
    3 Pages
    1 2 3
    • Replies: 38
    • Views: 818
    1 Day Ago Go to last post
  7. Anyone worked with the 16196397 yet?

    Started by Xnke, 06-25-2015
    23 Pages
    1 2 3 4 5 ... 23
    • Replies: 344
    • Views: 101,701
    2 Days Ago Go to last post
  8. Are all the 8 pin ignition modules that same?

    Started by rang-a-stang, 5 Days Ago
    2 Pages
    1 2
    • Replies: 16
    • Views: 353
    2 Days Ago Go to last post
    • Replies: 6
    • Views: 114
    2 Days Ago Go to last post
  9. Intermittent TBI Idle Issue

    Started by Daveo91, 2 Weeks Ago
    • Replies: 10
    • Views: 336
    5 Days Ago Go to last post
  10. TP Dash Display

    Started by dktool, 10-03-2018
    • Replies: 12
    • Views: 660
    6 Days Ago Go to last post
  11. Fresh TBI Swap - No Start

    Started by JCampbell, 1 Week Ago
    • Replies: 7
    • Views: 233
    1 Week Ago Go to last post
    • Replies: 3
    • Views: 138
    1 Week Ago Go to last post
  12. L67 swap PCM issue

    Started by Quaraxkad, 4 Weeks Ago
    2 Pages
    1 2
    • Replies: 25
    • Views: 876
    1 Week Ago Go to last post
  13. Timing Advance Blip Help

    Started by Dom, 2 Weeks Ago
    • Replies: 4
    • Views: 186
    1 Week Ago Go to last post
    • Replies: 19
    • Views: 491
    1 Week Ago Go to last post
  14. Woody needs EFI tuning

    Started by AdrianS, 2 Weeks Ago
    howell efi, jeep grand wagoneer
    • Replies: 6
    • Views: 184
    1 Week Ago Go to last post

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