1805517REVA

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 the following DTC has been set:P0870 - OD Hydraulic Pressure Test. In addition, the following software enhancement is available:When starting a cold engine the vehicle has a rough idle and/or the engine will immediately shut off.