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LML tuning

Discussion in '2011-2016 LML Duramax' started by jordan454, Nov 8, 2017.

  1. jordan454

    jordan454 New Member

    3
    2
    Nov 19, 2012
    British Columbia
    Looking for this LML operating system anyone?

    Anyone know the differences in operating system? found one in the resources where the engine diag and operation were 1 number off the rest were the same


    Boot Software
    12657305
    Main Operating System 12667378
    Engine 12667404
    Speedometer 12667424

    System 12667419
    Fuel system 12667412
    Engine diagnostic 12666623
    Engine Operation 12666851
     
    BoostN likes this.
  2. THEFERMANATOR

    THEFERMANATOR FRANKENBURBAN Staff Member Lead Moderator

    8,779
    1,946
    May 9, 2008
    ZEPHYRHILLS FL
    Just looked, and that is the 2015.5 with the t87 tcm. I don't have any of them, but a couple of people have posted on efilive's forum as having it.
     
    MrMarty51 likes this.

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