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CAN trouble
Posted to HD/Fleet Forum on 9/16/2021 8 Replies

Techs, We have this truck with multiple ECM codes U0101 U010C U0294 U0106 and trans U2104 We found and repaired two CAN wires in the harness near engine. These codes will not clear, the charts lead us to the ECM, however a different ECM doesn't change anything... Login to read more.

8 Replies Received (View Replies)

 

car Vehicle Data

2008 GMC W4500 Forward W4S042 5.2L

VIN J8DC4W1668
Engine5.2 L

car Vehicle Data

2008 GMC W4500 Forward W4S042 5.2L

VIN J8DC4W1668
Engine5.2 L