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Thread: how to change OS systems

  1. #1
    Join Date
    Feb 2009

    Default how to change OS systems

    I have a pcm out of a 04 silverado. I have a ls1 that i need to convert it to a LS1 OS. what do i have to do to be able to flash it to it.

  2. #2
    Lifetime Member
    Join Date
    Apr 2008


    1. read the existing file
    2. save it
    3. open the file with new OS
    4. Process a full reflash

    Odd Boy

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