18-074-26 REV. A

Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):
• **P013E-00 - O2 Sensor Delayed Response - Rich to Lean Bank 1 Sensor 2.
• P014A-00 - O2 Sensor Delayed Response - Rich to Lean Bank 2 Sensor 2.
• B1811-00 - Driver Door Ajar Input Circuit Low.
• B25C7-00 -Driver Door Ajar Switch 2 Circuit Low.**
• P2AF6-00 - Starter Relay 3 Stuck Off (with DBSM).
• P014B-00 - O2 Sensor 2-2 Delayed Response-Lean To Rich.
• P062B-00 - Internal Control Module Fuel Injector Control Performance. Customers may also comment on the following:
• Electronic Start Stop (ESS) inoperative or "Auto Stop/Start Not Ready" message displayed in the Instrument Panel Cluster (IPC). NOTE: **Normal Auto Stop/Start inhibit conditions should not be considered the cause of this concern. The condition is associated with DTC P2AF6.** The following software enhancements are also available:
• **Improvements to prevent misfire DTCs P0300-P0306 that may set if one of the following DTCs set: ○ P0355-00 - Ignition Coil 5 Circuit. ○ P0336-00 - Crankshaft Position Sensor Performance.**
• Update to enable Exhaust Gas Recirculation (EGR) disable during gear shift for smoother shifting.
• Update for the Brake System Control Module (BSCM) MIL illumination request not setting the MIL on the Powertrain Control Module (PCM). This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.