Cadillac CTS/CTS-V Owner Manual (GMNA-Localizing-Europe-9367723) -2016 - CRC - 10/9/15Climate Controls 175SensorThe solar sensor, on top of theinstrument panel near thewindscreen, monitors the solar heat.The climate control system uses thesensor information to adjust thetemperature, fan speed,recirculation, and air delivery modefor best comfort.If the sensor is covered, theautomatic climate control systemmay not work properly.Air Quality SensorIf equipped with an air qualitysensor, the climate control systemadjusts to limit some exhaust fumesfrom being pulled inside the vehicle.Press the AUTO button on theclimate control to activate the airquality sensor. Recirculation isautomatically selected when poorquality air is detected. The airquality sensor will not maintainrecirculation for an extended periodto prevent the air inside the vehiclefrom becoming too dry or stuffy.Under certain conditions, the airquality sensor will not activate, suchas during cold weather or withextreme odours. Press @ toactivate recirculation.The air quality sensor system doesnot protect against carbon monoxide(CO), which you cannot see orsmell. See Engine Exhaust 0 201.The air quality sensor operation canbe adjusted, See “Climate and AirQuality” under VehiclePersonalisation 0 146.Rear Climate ControlSystemIf equipped, the rear climate controlsystem is on the rear of the centreconsole. The settings can beadjusted with the rear climatecontrol buttons and the touchscreen.Rear Climate Control Buttons1. Heated Rear Seats (IfEquipped)2. AUTO (Automatic Operation)3. Temperature Control4. O (On/Off)