Flash: Vehicle Enhancements

Bulletin number

08-048-14 REV. A

Component

Electrical system

Summary

Flash: Vehicle Enhancements This bulletin involves updating the software in multiple modules, Vehicle Tracking Module (VTM), Body Control Module (BCM), On-Board Charging Module (OBCM), Power Inverter Module (PIM), Battery Pack Control Module (BPCM) and Electric Vehicle Control Unit (EVCU) if required. Several software improvements are available for vehicles equipped with a 83 KW electric motor. ? Improve Air Conditioning operation. ? Improvements to help reduce 12 volt battery drain when charging the vehicle with incompatible charging station. ? Improvements to DTC diagnostics. ? Enhancements to the central door lock feature. ? Improvements to locate the vehicle, using the smartphone app. ? Increase cabin preconditioning time from 2 to 10 minutes. ? Update information that is displayed by the cluster. ? Enhancements to the high voltage charging system. ? Improves the accuracy of the vehicle estimated range. ? Improve the total Lifetime energy consumed information that is display on a smartphone app.

Owners of these vehicles have filed 19 complaints in the electrical category.