Flash: Powertrain Control Module (PCM) Updates Customers may experience the following: Stop/start function...

Bulletin number

18-006-23

Component

Exterior lighting

Summary

Flash: Powertrain Control Module (PCM) Updates Customers may experience the following: Stop/start function deactivated. Customers may also experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC): P2110 - Electronic Throttle Control System Bank 1 - Forced Limited RPM. P2173 - High Airflow/Vacuum Leak Detected (Slow Accumulation). U0100 - Lost Communication With ECM/PCM. P0456 - EVAP System Small Leak. NOTE: If DTC P0456 is present use the wiTECH Small Leak Verification Test (SLVT) to determine if a leak is present in the system. P1CEA - Boost Side EVAP Purge System Performance. In addition, the customer may also experience the following: The vehicle will not crank if the ECM gets hotter than 50 °C (122 °F). Intermittent no-crank when first starting the vehicle. The following DTC has been changed from a one trip fault to a two trip fault: P0607 - ECU Internal Performance. This bulletin involves reprogramming the PCM with the latest available software.

Owners of these vehicles have filed 3 complaints in the lights category.