18-041-16

Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one of the following Diagnostic Trouble Codes (DTCs) have been set: · **P0335 - Crankshaft Position Sensor Circuit. · P0306 - Cylinder 6 Misfire (Automatic Transmissions only). · P0456 - EVAP System Small Leak (3.6L Engine Sales Code ERB only).** · U0140 - Lost Communication With Body Control Module.