08-107-20

Flash: Drive Style Control Module (DSCM) Updates This bulletin involves checking if the vehicle dynamic (DNA) selector is operable and possibly reprogramming the DSCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set in the DSCM:U1700-87 - BCM (Body Control Module) Node-Missing Message. The following DTC has been set in the Body Control Module (BCM):U1A20-87 - DSCM (Drive Style Control Module) - Missing Message. The customer may also comment on the following:The vehicle dynamic (DNA) selector is inoperable.