Flash: Body Control Module (BCM) Updates
This bulletin involves reprogramming the BCM with the latest available software.
Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code (DTC) has been set: ? U0019-01-CAN B BUS - General Electrical Failure (2015 MY Only). In addition, the following software enhancements are available: ? Keyfob does not unlock or lock doors (2017 MY Only). ? Reduces response delay of the horn button (2017 MY Only). ? ?Bulb out? MIL when a 3 watt parking lamp is installed (2017 MY Only). ? Update to allow the programming of one additional key without reprogramming all other keys. ? Fog light telltale stays illuminated when the high-beams are turned on (2015 MY Only). ? Allow for the vehicle to be locked with the key in the ignition (2015 MY Only). Additional updates for up-fitters to correct the following conditions when using LED bulbs for the turn signals and enabling the ?Bulb Out Diagnostics?: ? External lamp failure icon being illuminated (2015 MY Only). ? Turn signal indicators flash at double the normal speed (2015 MY Only). ? Bulb out message displayed in the Electronic Vehicle Information Center (EVIC) (2015 MY Only)
