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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: 19,696
    03-02-2011 Go to last post
    • Replies: 5
    • Views: 56
    1 Hour Ago Go to last post
  1. Question Chip read or burned wrong? $31

    Started by Snowwebs, 2 Hours Ago
    • Replies: 0
    • Views: 8
    2 Hours Ago Go to last post
  2. Which way to go on 454 TBI build?

    Started by DLV555, 3 Hours Ago
    • Replies: 2
    • Views: 26
    2 Hours Ago Go to last post
    • Replies: 59
    • Views: 1,415
    15 Hours Ago Go to last post
  3. DIY LTCC or similar system for LT1s

    Started by Aroberson77, 09-08-2017
    29 Pages
    1 2 3 4 5 ... 29
    • Replies: 424
    • Views: 52,568
    16 Hours Ago Go to last post
  4. conformal coating turned jello!

    Started by CDeeZ, 1 Day Ago
    • Replies: 5
    • Views: 108
    1 Day Ago Go to last post
    • Replies: 1
    • Views: 51
    1 Day Ago Go to last post
  5. 1997 F-Body ECM

    Started by Tom H, 01-14-2019
    3 Pages
    1 2 3
    • Replies: 35
    • Views: 1,346
    2 Days Ago Go to last post
  6. What does this clue point to?

    Started by dharris894, 2 Days Ago
    • Replies: 1
    • Views: 70
    2 Days Ago Go to last post
  7. Data Logging Help Request

    Started by 4.3JeepYJ, 2 Days Ago
    • Replies: 0
    • Views: 37
    2 Days Ago Go to last post
    • Replies: 5
    • Views: 667
    3 Days Ago Go to last post
  8. 4L80 acting weird AFTER adding wire for TCC

    Started by CDeeZ, 1 Week Ago
    2 Pages
    1 2
    • Replies: 18
    • Views: 492
    4 Days Ago Go to last post
  9. Which ECM should I use?

    Started by P.O.L. Mafia, 08-24-2018
    2 Pages
    1 2
    • Replies: 27
    • Views: 1,686
    1 Week Ago Go to last post
    • Replies: 1
    • Views: 101
    1 Week Ago Go to last post
    • Replies: 0
    • Views: 68
    1 Week Ago Go to last post
  10. Which tables for cold start?

    Started by CDeeZ, 1 Week Ago
    2 Pages
    1 2
    • Replies: 20
    • Views: 513
    1 Week Ago Go to last post
  11. Narrowband Tuning Tool

    Started by steveo, 03-08-2017
    16 Pages
    1 2 3 4 5 ... 16
    • Replies: 234
    • Views: 36,543
    1 Week Ago Go to last post
  12. 95 lt1 injector offset questions

    Started by Mr.owl, 11-11-2018
    4 Pages
    1 2 3 4
    • Replies: 56
    • Views: 2,942
    1 Week Ago Go to last post

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