Black plate (51,1)Cadillac CTS Owner Manual (GMNA-Localizing-MidEast-6882317) - 2014 -CRC - 9/19/13Instruments and Controls 5-51Object Detection SystemMessages24 GHz RADARS OFFThis message displays when drivingin certain areas where there may beradar interference. Adaptive CruiseControl (ACC), Forward CollisionAlert (FCA), and the ActiveEmergency Braking System may notwork or may not work as well. Thevehicle does not need service.AUTOMATIC COLLISIONPREP OFFThis message displays when theActive Emergency Braking Systemhas been turned off. See ActiveEmergency Braking System onpage 9-69.AUTOMATIC COLLISION PREPREDUCEDThis message displays when theActive Emergency Braking Systemhas been set to the Alert setting.This setting disables most automaticbraking functions of the AutoCollision Preparation feature. Somelast-second automatic brakingcapability is still provided with theAlert setting, but braking is lesslikely to occur. See ActiveEmergency Braking System onpage 9-69.AUTOMATIC COLLISION PREPUNAVAILABLEThis message displays when theActive Emergency Braking Systemhas been unavailable for some time.The Active Emergency BrakingSystem does 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 10-79.. Heavy rain or snow is interferingwith the radar object detection orcamera performance.This message may also bedisplayed if there is a problem withthe StabiliTrak system.FORWARD COLLISIONALERT OFFThis message displays when theForward Collision Alert has beenturned off.