2007 Cadillac SRX Owner's Manual - Page 192

? (Recirculation): This mode recirculates air inside the vehicle and keeps outside air from coming into the vehicle. It can be used to help cool the vehicle more quickly or to prevent odors from entering the vehicle. Recirculation is not available in the defrost mode. It is also cancelled when floor or defog mode is selected. In some conditions using recirculation for long periods of time can cause the air inside the vehicle to become too dry or stuffy. To prevent this from happening, after the air in the vehicle has cooled, select auto air inlet or outside air. The air conditioning system removes moisture from the air, so you might notice water dripping underneath the vehicle while idling or after turning off the engine. This is normal. Sensors : (Outside Air): This mode pulls fresh air from outside the vehicle. Outside air is always selected in defrost mode to prevent fogging. Air Conditioning # (Air Conditioning): Press this button to turn the air conditioning on or off, and override the automatic system. When selecting the AUTO fan or AUTO mode, the air conditioning compressor comes on automatically, as necessary. There is a solar sensor located on top of the instrument panel, near the windshield. 192