18-006-16

Flash: 5.7L and 3.6L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. Some 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): · P0456 - EVAP System Small Leak. · P1D73 - Active Grill Shutter (AGS) Performance. · P2610 - PCM Internal Engine Off Timer Performance.