18-084-24

"Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):
• P018B-00 - Fuel Pressure Sensor ""B"" Circuit Range/performance.
• P1CEA-00 - Boost Side Evap Purge System Performance.
• P06DD-00 - Engine Oil Pressure Control Circuit Performance/stuck Off. The following software update is also available:
• Poor AC performance in hot ambient temperatures.
• Engine speed display improvement for tachometer on the Instrument Panel Cluster (IPC) - smoother tachometer display (previous was too active).
• Prevent false fails with MIL on. This bulletin involves reprogramming the PCM with the latest available software."