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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: 15,394
    03-02-2011 Go to last post
    • Replies: 0
    • Views: 6
    57 Minutes Ago Go to last post
    • Replies: 10
    • Views: 197
    2 Hours Ago Go to last post
  1. injector sizing

    Started by Ronny1, 7 Hours Ago
    • Replies: 2
    • Views: 35
    3 Hours Ago Go to last post
    • Replies: 25
    • Views: 6,860
    4 Hours Ago Go to last post
  2. FUEL SYSTEM ADVISE

    Started by Mark1978, 8 Hours Ago
    • Replies: 0
    • Views: 28
    8 Hours Ago Go to last post
  3. Crank timing 7747

    Started by White Stripe, 22 Hours Ago
    • Replies: 1
    • Views: 45
    14 Hours Ago Go to last post
  4. 127730 with DIS

    Started by D Max, 2 Weeks Ago
    • Replies: 11
    • Views: 343
    1 Day Ago Go to last post
    • Replies: 9
    • Views: 306
    1 Day Ago Go to last post
  5. Gen VI CKP Sensor Position

    Started by BBPanel, 4 Days Ago
    • Replies: 3
    • Views: 122
    2 Days Ago Go to last post
    • Replies: 42
    • Views: 999
    4 Days Ago Go to last post
  6. 1227730 ecm, AZTY chip and a 3.4 Engine

    Started by D Max, 04-12-2017
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,241
    5 Days Ago Go to last post
  7. Park safety switch wiring on 78 K15

    Started by mtbraun, 1 Week Ago
    • Replies: 1
    • Views: 108
    6 Days Ago Go to last post
    • Replies: 0
    • Views: 80
    1 Week Ago Go to last post
  8. BIn conversion

    Started by kacy, 1 Week Ago
    • Replies: 7
    • Views: 167
    1 Week Ago Go to last post
  9. 30# Injectors - offset tables?

    Started by atlantadan, 1 Week Ago
    • Replies: 1
    • Views: 96
    1 Week Ago Go to last post
  10. erratic speedometer

    Started by myburb, 1 Week Ago
    • Replies: 1
    • Views: 113
    1 Week Ago Go to last post
    • Replies: 3
    • Views: 84
    1 Week Ago Go to last post
  11. DIY LTCC or similar system for LT1s

    Started by Aroberson77, 09-08-2017
    9 Pages
    1 2 3 4 5 ... 9
    • Replies: 134
    • Views: 4,011
    1 Week Ago Go to last post

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