18-070-16

Flash: 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 (DTCs) set in the PCM memory: · **P0456 - EVAP System Small Leak. · P0335 - Crankshaft Position Sensor Circuit. · P2610 - PCM Internal Engine Off Timer Performance.** · 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.