18-070-20

Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with updated software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) set in memory:P0456 - EVAP System Small Leak. P0335 - Crankshaft Position Sensor Circuit. P2610 - PCM Internal Engine Off Timer Performance. In addition, customers with an (LD) pursuit vehicle may experience the following condition:An unpleasant odor in the vehicle under certain extreme ambient conditions(Sales Codes EZH with AHB or AHV only).