Flash: 3.6 Diagnostic And System Improvements
This bulletin involves reprogramming the Powertrain Control Module (PCM) with updated
software.
Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further
investigation the technician may find the following Diagnostic Trouble Codes (DTCs) set in
the PCM memory:
? U0140 Lost Communication With Body Control Module. Attempting to clear the DTC
will be unsuccessful.
? P0300 Multiple Cylinder Misfire.
? P0573 Brake Switch 1 Stuck Off.
