I am trying out tuning on the trans, i have an older tune from my previous duramax but need a stock tcm tune with the 25821031 os. Could anyone here possibly be able to help me out with one of these?
Thanks
I am trying out tuning on the trans, i have an older tune from my previous duramax but need a stock tcm tune with the 25821031 os. Could anyone here possibly be able to help me out with one of these?
Thanks
email me for it.
Michael, Systems Engineer 04.5 D-max LLY, Phoenix, Arizona Email
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