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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
  1. Factory TBI w/ flat top pistons?

    Started by tayto, 06-09-2018
    • Replies: 10
    • Views: 424
    4 Weeks Ago Go to last post
  2. WBO2 Near idle Loging

    Started by Dom, 4 Weeks Ago
    • Replies: 0
    • Views: 126
    4 Weeks Ago Go to last post
  3. Troubleshoot surging at idle

    Started by only_1, 05-22-2018
    3 Pages
    1 2 3
    • Replies: 34
    • Views: 1,442
    4 Weeks Ago Go to last post
    • Replies: 5
    • Views: 526
    4 Weeks Ago Go to last post
    • Replies: 6
    • Views: 249
    06-11-2018 Go to last post
    • Replies: 2
    • Views: 166
    06-10-2018 Go to last post
  4. The ultimate LT1 $$EE patch thread

    Started by kur4o, 10-30-2015
    6 Pages
    1 2 3 4 5 ... 6
    • Replies: 77
    • Views: 14,618
    06-10-2018 Go to last post
    • Replies: 2
    • Views: 155
    06-08-2018 Go to last post
  5. GM TBI Injector size, color and part numbers

    Started by EagleMark, 03-29-2011
    2 Pages
    1 2
    • Replies: 23
    • Views: 50,766
    06-06-2018 Go to last post
    • Replies: 4
    • Views: 265
    06-04-2018 Go to last post
    • Replies: 9
    • Views: 815
    05-29-2018 Go to last post
    • Replies: 2
    • Views: 148
    05-27-2018 Go to last post
  6. Nasty misfire

    Started by pro, 05-26-2018
    • Replies: 0
    • Views: 100
    05-26-2018 Go to last post
  7. Down grading pcm

    Started by myburb, 05-24-2018
    • Replies: 5
    • Views: 258
    05-25-2018 Go to last post
    • Replies: 3
    • Views: 266
    05-24-2018 Go to last post
  8. 5.7 tbi - larger cam tune advice needed

    Started by bdads, 05-11-2018
    2 Pages
    1 2
    • Replies: 24
    • Views: 1,099
    05-24-2018 Go to last post
    • Replies: 2
    • Views: 157
    05-24-2018 Go to last post
  9. Fuel Pump Recommendations

    Started by dktool, 05-19-2018
    • Replies: 2
    • Views: 172
    05-23-2018 Go to last post
  10. 4l60E $0D TCC Lockup Question

    Started by kevinvinv, 05-23-2018
    • Replies: 0
    • Views: 82
    05-23-2018 Go to last post
  11. question on black box pcm

    Started by myburb, 05-22-2018
    • Replies: 0
    • Views: 92
    05-22-2018 Go to last post

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