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Thread: 96 To 0411 ECM problem Need Help

  1. #1
    Tuner in Training
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    96 To 0411 ECM problem Need Help

    0411 ecm on 96 5.7
    Crank but no start Have power going to coil no fire
    New crank sensor and no rpm signal
    I used the 02 van 5.7 just copied and pasted to my file
    0411 OG was 01 5.3 suburban
    Need help there is power on the pink and brown wire for ignition
    Got the wiring from Lextech great job easy to do
    Pins are all secure
    Little stuck

  2. #2
    Tuning Addict 5FDP's Avatar
    Join Date
    May 2012
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    Rogers, MN
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    Pretty sure you will need to actually flash the computer with a 5.7 file because just a copy paste isn't going to cut it.

    I'd use a GM tool to flash it with the correct operating system/file so you don't waste more credits on and risk a screw up.
    2016 Silverado CCSB 5.3/6L80e, not as slow but still heavy.

    If you don't post your tune and logs when you have questions you aren't helping yourself.

  3. #3
    Tuner in Training
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    Hell I’m sitting here with hp tuners
    What tool did you use
    Plus if already used 2 credits

  4. #4
    Tuner in Training
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    I did the 02 van 5.7 and runs good but will not start
    You have to give it half throttle and idles like crap
    Got it to start, then dies and just won?t idle
    96 5.7 os Tommys 1500.hpt
    96 0411 Swap 5.7.hpl