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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. IAC fault and no converter lock up

    Started by Snowwebs, 09-05-2023
    2 Attachment(s)
    • Replies: 0
    • Views: 480
    Snowwebs
    09-05-2023 Go to last post

  2. GM TBI 7427 ECU What does this do --- “Altitude Spark Bias"

    Started by tplasek, 08-30-2023
    11 Attachment(s)
    • Replies: 8
    • Views: 1,683
    dave w
    09-02-2023 Go to last post

  3. $EE Code for electric water pump on AIR output

    Started by dzidaV8, 11-13-2017
    2 Pages •
    1 2
    2 Attachment(s)
    • Replies: 19
    • Views: 10,324
    yoheer
    08-31-2023 Go to last post

  4. 94 Firebird Lt1 with Popping issue on medium throttle

    Started by kenimpzoom2, 08-29-2023
    2 Attachment(s)
    • Replies: 5
    • Views: 854
    kenimpzoom2
    08-30-2023 Go to last post

  5. 12588933 files needed

    Started by rbillups, 08-25-2023
    12588933 pcm
    • Replies: 0
    • Views: 532
    rbillups
    08-25-2023 Go to last post

  6. SHORT PW OFFSETS HOLLEY SAYS NO!

    Started by badgta, 04-13-2023
    4 Attachment(s)
    • Replies: 7
    • Views: 1,740
    In-Tech
    08-24-2023 Go to last post

  7. 1994 TBI Truck ZZ2 Swap

    Started by portmod7, 07-20-2023
    5 Attachment(s)
    • Replies: 11
    • Views: 1,731
    Fast355
    08-23-2023 Go to last post

  8. Sanity check, what am I missing?

    Started by FirstGenThree, 08-21-2023
    3 Attachment(s)
    • Replies: 6
    • Views: 890
    FirstGenThree
    08-23-2023 Go to last post

  9. Trouble tuning with EBL P4 Flash

    Started by djmac, 08-21-2023
    4 Attachment(s)
    • Replies: 4
    • Views: 764
    djmac
    08-21-2023 Go to last post

  10. EE Hack logging at high elevation question

    Started by Hotrodhawk, 07-07-2023
    • Replies: 12
    • Views: 1,790
    NomakeWan
    08-18-2023 Go to last post

  11. Tuned Port?

    Started by scooterwrench, 08-17-2023
    1 Attachment(s)
    • Replies: 9
    • Views: 1,234
    dave w
    08-18-2023 Go to last post

  12. Struggling with a tuning issue, need suggestions where to look.

    Started by Fastmax32168, 08-18-2023
    • Replies: 0
    • Views: 381
    Fastmax32168
    08-18-2023 Go to last post

  13. Swapping a 411 p01 to a p59 7603 for Boost OS 2001 lm7 5.3 DBC 4L80E

    Started by cnicholls419, 08-16-2023
    2 Attachment(s)
    • Replies: 0
    • Views: 457
    cnicholls419
    08-16-2023 Go to last post

  14. throttle kicker output pin for 1227747?

    Started by 77Jeep, 08-09-2023
    • Replies: 5
    • Views: 1,068
    udidwht
    08-13-2023 Go to last post

  15. AMC 304 TBI Swap 7427 - Fuel Only Swap Help Needed

    Started by lowslungcj, 08-10-2023
    • Replies: 0
    • Views: 534
    lowslungcj
    08-10-2023 Go to last post

  16. $8B Temp Sensor issue 2.3l HO Quad-4

    Started by BigBanks78, 07-19-2023
    • Replies: 14
    • Views: 2,446
    BigBanks78
    08-09-2023 Go to last post

  17. can I perform live datalogging with an OTC4000e?

    Started by MikeyB, 08-07-2023
    • Replies: 1
    • Views: 653
    NomakeWan
    08-07-2023 Go to last post

  18. injector size question for a ABTC tune for FIRST injection systems

    Started by MikeyB, 08-05-2023
    1 Attachment(s)
    • Replies: 6
    • Views: 1,042
    MikeyB
    08-06-2023 Go to last post

  19. Unknown Error Code LQ4 swap

    Started by greg82, 07-10-2023
    • Replies: 11
    • Views: 1,861
    greg82
    08-04-2023 Go to last post

  20. Torque converter tune. Is it requiered?

    Started by yoheer, 07-24-2023
    • Replies: 8
    • Views: 1,501
    1project2many
    07-27-2023 Go to last post
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