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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!

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    Forum Statistics:

    • Threads: 53
    • Posts: 273

    Last Post:

  1. switching to 3.8l coils $8B

    Started by BigBanks78, 11-07-2023
    2 Pages •
    1 2
    • Replies: 18
    • Views: 5,171
    BigBanks78
    01-08-2024 Go to last post

  2. 7427 data logs closed loop issue

    Started by Parts, 01-01-2024
    6 Attachment(s)
    • Replies: 8
    • Views: 753
    Parts
    01-02-2024 Go to last post

  3. Stupid question

    Started by J3920, 01-01-2024
    1 Attachment(s)
    • Replies: 5
    • Views: 803
    Fast355
    01-02-2024 Go to last post

  4. lowering VE at low kPa

    Started by nilak, 12-28-2023
    • Replies: 0
    • Views: 329
    nilak
    12-28-2023 Go to last post

  5. NEED HELP PLEASE ecm swap

    Started by six4chevy, 12-24-2023
    • Replies: 4
    • Views: 708
    six4chevy
    12-24-2023 Go to last post

  6. Question Baseline for 7.4l Vortec long block w/TBI induction?

    Started by Casey, 12-22-2023
    5 Attachment(s)
    • Replies: 13
    • Views: 1,099
    ralmo94
    12-24-2023 Go to last post

  7. Knock Sensor, Knock Filter, ESC and swaps!

    Started by JeepsAndGuns, 01-18-2013
    3 Pages •
    1 2 3
    7 Attachment(s)
    • Replies: 43
    • Views: 34,980
    daleulan
    12-23-2023 Go to last post

  8. Cannot seem to get AE/PE right

    Started by sntrym95, 12-20-2023
    • Replies: 12
    • Views: 1,023
    sntrym95
    12-23-2023 Go to last post

  9. MEFI4 passcode

    Started by Mykk, 12-20-2023
    • Replies: 0
    • Views: 390
    Mykk
    12-20-2023 Go to last post

  10. 2005 Silverado PCM

    Started by fish2222, 12-16-2023
    • Replies: 2
    • Views: 560
    fish2222
    12-19-2023 Go to last post

  11. Please help, Code 41 with GM1 Memory Adapter and new prom

    Started by Haleydr82, 12-01-2023
    1 Attachment(s)
    • Replies: 9
    • Views: 7,044
    Haleydr82
    12-13-2023 Go to last post

  12. GM AcDelco E38 ECU Seed/Key finder (testing needed!)

    Started by Datura, 12-11-2023
    1 Attachment(s)
    • Replies: 7
    • Views: 800
    Datura
    12-12-2023 Go to last post

  13. $EE '94 Fbody Manual not starting, logs attached

    Started by AngryCorvair, 11-26-2023
    1 Attachment(s)
    • Replies: 11
    • Views: 4,997
    AngryCorvair
    12-10-2023 Go to last post

  14. 7060 PCM - - DRAC is Current Sensor

    Started by b65cuda, 11-23-2023
    8 Attachment(s)
    • Replies: 14
    • Views: 18,606
    1project2many
    12-10-2023 Go to last post

  15. anyone turbocharged their TBI? what are you using for a TBI hat?

    Started by stackz, 12-08-2023
    1 Attachment(s)
    • Replies: 11
    • Views: 1,439
    1project2many
    12-10-2023 Go to last post

  16. Corvette CCM Reverse Engineering Anyone?

    Started by spfautsch, 09-14-2021
    35 Pages •
    1 2 3 4 5 ... 35
    67 Attachment(s)
    • Replies: 510
    • Views: 128,966
    -=Jeff=-
    12-04-2023 Go to last post

  17. Hello- wild situation with a 4l80E need opinions

    Started by Plehne, 11-27-2023
    2 Pages •
    1 2
    7 Attachment(s)
    • Replies: 18
    • Views: 12,995
    1project2many
    11-30-2023 Go to last post

  18. Noisy data with engin on.

    Started by PumbaScout, 11-25-2023
    2 Attachment(s)
    • Replies: 6
    • Views: 6,302
    PumbaScout
    11-27-2023 Go to last post

  19. Coding question LT1 EE - IAC table switching?

    Started by Hotrodhawk, 11-26-2023
    • Replies: 0
    • Views: 310
    Hotrodhawk
    11-26-2023 Go to last post

  20. 16188051 PCM $EE for 1995 Corvette LT1

    Started by wsalminen, 10-27-2023
    3 Attachment(s)
    • Replies: 9
    • Views: 4,778
    steveo
    11-22-2023 Go to last post
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