18-067-15

Flash: PCM Software Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find one of the following Diagnostic Trouble Codes (DTCs) have been set: ? U0401-00 - Implausible Data Received From ECM/PCM ? P0441 - Evap Purge System Performance ? P0340 - Camshaft Position Sensor Circuit - Bank 1 Sensor 1 This software update also has improvements for fuel pump relay cycling during remote starts.