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Thread: Looking for a .cal file 2003 Express Van 5.3 - 4L60E - Drive by Cable

  1. #1
    Super Moderator dave w's Avatar
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    Feb 2011
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    Looking for a .cal file 2003 Express Van 5.3 - 4L60E - Drive by Cable

    Hi,
    I'm hoping some would be willing to share a .cal file for a 2003 Express Van 5.3 - 4L60E - Drive by Cable. I think the OS is 12587603. The PCM I have is 12586243.

    Thanks,

    dave w
    Last edited by dave w; 01-12-2015 at 05:40 AM.

  2. #2
    Fuel Injected! roughneck427's Avatar
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    May 2012
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    Fresno CA
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    I don't think you can flash that file In that ECM that's an 04 ECM there is one in the 2003 cal file section posted by mekkis ive used it on a couple swaps using dbc
    Last edited by roughneck427; 01-12-2015 at 09:59 AM.

  3. #3
    Fuel Injected!
    Join Date
    Aug 2018
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    34
    Does any body have this 5.3-4L60E express van with a current update in a bin form?

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