Monte Carlo V6-3.4L VIN E (2000)
2. The module(s) which is not communicating is the likely cause of U1OOO or U1255 being set. The following modules communicate on the class 2
serial data circuit:
^
PCM
^
Auxiliary Power Connector
^
Radio
^
EBCM
^
SDM
^
IPC
^
Remote CD Player (if equipped with UQ3)
^
DIC
^
BCM
5. The module which was not communicating may have set Lost Communication with XXX DTCs for those modules that it was monitoring.
6. The module which was not communicating may have set Lost Communication with XXX DTCs for those modules that it was monitoring.
7. The module which was not communicating may have set Lost Communication with XXX DTCs for those modules that it was monitoring.
11. The modules which can communicate indicate the module which cannot communicate. You must clear the DTC from these modules to avoid
future misdiagnosis.
13. If all modules are communicating, the module which set U1000 or U1255 may have done so due to some other condition.
14. The module which set U1000 or U1255 is the likely cause of the malfunction.
Scan Tool Does Not Communicate With Class 2 Device