18-006-16 REV. B

Flash: 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 DTCs: · **P2299 - Brake Pedal Position/Accelerator Pedal Position Incompatible.** · P0335 - Crankshaft Position Sensor Circuit. · P2610 - PCM Internal Engine Off Timer Performance (5.7L Engine). · P0456 - EVAP System Small Leak. · P1D73 - Active Grill Shutter (AGS) Performance. In addition to the above DTCs, this software release also includes: · Improved shift quality during initial operations of a vehicle in cold ambient temperatures (5.7L Engine). · Improved key-on engine-off oil pressure lamp behavior.