Black plate (41,1)Cadillac CTS Owner Manual (GMNA-Localizing-MidEast-8087697) - 2015 -crc - 6/17/14Instruments and Controls 5-41LANE KEEPING ASSISTUNAVAILABLEThis message displays when theLane Keep Assist (LKA) and LaneDeparture Warning (LDW) system istemporarily unavailable. The LKAsystem does not need service.This message could be due to thecamera being blocked. Cleaning theoutside of the windshield behind therearview mirror may correct theissue.REAR AUTO BRAKE/PARKASSIST OFFThis message displays when theParking Assist system has beenturned off or when there is atemporary condition causing thesystem to be disabled.REAR AUTO BRAKE ANDPARK ASSIST UNAVAILABLEThis message displays whenattempting to activate the parkingand backing features of the DriverAssistance System when they aretemporarily unavailable. The systemdoes not need service.This can occur under the followingconditions:. The radar is not clean. Keep theradar sensors free of mud, dirt,snow, ice, and slush. Clean theentire front and/or rear of thevehicle. For cleaninginstructions, see Exterior Careon page 10-59.. Heavy rain or snow is interferingwith the radar object detection orcamera performance.See Driver Assistance Systems onpage 9-41.SERVICE AUTOMATICCOLLISION PREPIf this message displays, take thevehicle to your dealer to repair thesystem.SERVICE DRIVER ASSISTSYSTEMIf this message displays, take thevehicle to your dealer to repair thesystem.Adaptive Cruise Control (ACC),Forward Collision Alert (FCA),Active Emergency Braking System,Assistance Systems for Parking orBacking, and/or Lane Keep Assist(LKA) system may not work. Do notuse these systems until the vehiclehas been repaired.SERVICE FRONT CAMERAIf this message remains on aftercontinued driving, take the vehicleto your dealer for service. Do notuse the Lane Keep Assist (LKA),Lane Departure Warning (LDW),and Forward Collision Alert (FCA)features.