U0064-00-VSIM UPFITTER Bus-
NOTE:
This DTC may not be listed in the Body Control Module (BCM) diagnostic procedures. If this DTC is not found in the BCM diagnostic procedures, perform the comparable CAN C Bus diagnostic test, such as CAN C BUS-NO SIGNAL, CAN C BUS OFF PERFORMANCE or CAN C SIGNAL MISSING.
Perform the comparable CAN C Bus diagnostic tests in the BCM. Refer to COMMUNICATION, DIAGNOSIS AND TESTING .