MonteCarlo 2000

3.8L V6 VIN K Auto 5


Trouble Code: U1305

Class 2 Data Link High or Low

Possible Causes:

Class 2 serial data line has either a high or low voltage condition on the circuit, and the module cannot identify the fault
One or more modules on Class 2 line has an short to power
One or more modules on the Class 2 line has a short to ground

Trouble Code: U1XXX

Lost Communication with XXX