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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: 273

    Last Post:

  1. TBI Volumetric Efficiency tables

    Started by ThatDude-98, 05-13-2022
    • Replies: 0
    • Views: 781
    ThatDude-98
    05-13-2022 Go to last post

  2. this thing is killin me

    Started by doghouse, 05-12-2022
    1 Attachment(s)
    • Replies: 1
    • Views: 959
    doghouse
    05-12-2022 Go to last post

  3. Idle issues and lean surging on decel at highway spees

    Started by 95GMC, 04-23-2022
    3 Pages •
    1 2 3
    17 Attachment(s)
    • Replies: 40
    • Views: 6,171
    95GMC
    05-11-2022 Go to last post

  4. Back - from forever ago, with a whole different set of questions

    Started by doc_rock, 04-29-2022
    • Replies: 6
    • Views: 1,520
    doc_rock
    05-11-2022 Go to last post

  5. 1616825 tuning for 383

    Started by Texoma, 02-16-2022
    2 Pages •
    1 2
    13 Attachment(s)
    • Replies: 22
    • Views: 4,143
    tayto
    05-08-2022 Go to last post

  6. eficonnection 24x LT1 cam/crank sensor wiring question NO spark

    Started by babywag, 05-07-2022
    3 Attachment(s)
    • Replies: 2
    • Views: 948
    babywag
    05-07-2022 Go to last post

  7. Can't download Trimalyzer

    Started by 95GMC, 04-29-2022
    1 Attachment(s)
    • Replies: 4
    • Views: 1,493
    NomakeWan
    05-07-2022 Go to last post

  8. 4L80E with 16168625 ECU, is this normal?

    Started by wanderingturtle, 07-12-2016
    3 Pages •
    1 2 3
    5 Attachment(s)
    • Replies: 30
    • Views: 37,893
    Racprops
    05-06-2022 Go to last post

  9. Newbie here

    Started by Snickols, 05-04-2022
    • Replies: 0
    • Views: 771
    Snickols
    05-04-2022 Go to last post

  10. 1993 GMC C1500 - ECM commands?

    Started by stevenh512, 05-02-2022
    • Replies: 6
    • Views: 1,375
    tayto
    05-04-2022 Go to last post

  11. LS1 IDLE HELP AND VE TABLES QUESTION

    Started by Seans04Vette, 05-01-2022
    2 Attachment(s)
    • Replies: 0
    • Views: 648
    Seans04Vette
    05-01-2022 Go to last post

  12. How much Knock is acceptable?

    Started by Blown WS6, 04-28-2022
    2 Pages •
    1 2
    2 Attachment(s)
    • Replies: 16
    • Views: 4,918
    PlayingWithTBI
    04-30-2022 Go to last post

  13. Random High IAC counts and idle

    Started by chris989, 10-17-2021
    7 Attachment(s)
    • Replies: 14
    • Views: 4,465
    Dieselsj
    04-28-2022 Go to last post

  14. Severe flooding...injector stuck open?

    Started by Dieselsj, 04-16-2022
    1 Attachment(s)
    • Replies: 14
    • Views: 2,864
    Dieselsj
    04-22-2022 Go to last post

  15. Ignition Timing?

    Started by ralmo94, 04-21-2022
    • Replies: 8
    • Views: 1,808
    ralmo94
    04-22-2022 Go to last post

  16. 1984 Grand National - Cold weather issue

    Started by edfiero1, 04-18-2022
    • Replies: 3
    • Views: 1,112
    WASyL
    04-18-2022 Go to last post

  17. Feedback on first ever tune for a 91 Speed Density TPI L98

    Started by Blown WS6, 04-14-2022
    2 Pages •
    1 2
    17 Attachment(s)
    • Replies: 19
    • Views: 4,077
    Blown WS6
    04-15-2022 Go to last post

  18. LT1? Can the 96-97 Coil & Module work on a 94-95 LT!

    Started by dave w, 01-25-2022
    2 Pages •
    1 2
    6 Attachment(s)
    • Replies: 21
    • Views: 4,849
    babywag
    04-11-2022 Go to last post

  19. Dynamic EBL question(s)

    Started by ThatDude-98, 04-11-2022
    dynamic ebl, ebl, flash, tbi, tune
    • Replies: 4
    • Views: 2,129
    dave w
    04-11-2022 Go to last post

  20. tunerprp rt da not connectigI've

    Started by Drew1992, 04-11-2022
    • Replies: 3
    • Views: 1,105
    ralmo94
    04-11-2022 Go to last post
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