Cadillac 2012 CTS Owner's Manual

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Black plate (3,1)Cadillac CTS/CTS-V Owner Manual (Include Mex) - 2012Climate Controls 8-3operation. The blower may reduceduring an Onstar ® session to limitbackground noise.If the airflow seems low when thefan speed is at the highest setting,the passenger compartment air filtermight need to be replaced. For moreinformation, see PassengerCompartment Air Filter on page 8‑6and Maintenance Schedule onpage 11‑3.H G (Air Delivery Mode Control):Press the buttons to change thedirection of the airflow. The currentmode appears in the display screen.Changing the mode cancels theautomatic air delivery. Press AUTOto return to automatic operation.The outboard air outlets alwaysreceive some airflow in every mode,except defrost.To change the current mode, selectone of the following:Y (Vent): Air is directed to theinstrument panel outlets.\ (Bi-Level): Air is dividedbetween the instrument paneloutlets and the floor outlets. Inautomatic operation, cooler air isdirected to the upper outlets andwarmer air to the floor outlets.[ (Floor): Air is directed to thefloor outlets, with some air directedto the windshield and outboardoutlets.- (Defog): This mode clears thewindows of fog or moisture. Air isdirected to the windshield, floor, andside window outlets. When thismode is selected, the system turnsoff recirculation and runs theair-conditioning compressor unlessthe outside temperature is at orbelow freezing. If recirculation isselected while in defog mode, it iscancelled after 10 minutes.0 (Defrost): This mode clears thewindshield of fog or frost morequickly. Air is directed to thewindshield, with some air directed tothe side windows. In this mode, thesystem automatically turns offrecirculation and runs theair-conditioning compressor, unlessthe outside temperature is at orbelow freezing.This mode can also cause the fanspeed and air temperature toincrease.# (Air Conditioning): Press toturn the air conditioning system onor off and override the automaticsystem. When in AUTO, the airconditioning compressor comes onautomatically, as needed.The air conditioning systemremoves moisture from the air, sowater might drip under the vehiclewhile idling or after turning off theengine. This is normal.M (Recirculation): Press to turnon recirculation. An indicator lightcomes on. Air is recirculated insidethe vehicle. It helps to quickly coolthe air inside the vehicle or preventoutside air and odors from entering.Press the AUTO button to have thesystem select the best air deliverymode for the temperature setting.