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I believe i found the issue, my original tcm OS was 24256861 and the replacement is 24256581, so does anyone happen to have a 24256861 OS i could have ??? Thanks


-- Got a different OS and...

Hello all,

Had to replace the a50 tcm and bought a new AC delco one popped it in and figured I could use my v2 to program the vin. No such luck! I read the controller and edited the vin in the v8...

okay understood. Thanks for the info guys

Hello,

I've used the scan tool to do service regens under the DVT tab on a few duramaxs, but when I connect a 2007.5 Cummins (CMC) the controller is not available under the DVT list.

Can...