1996 Cadillac DeVille Owner's Manual - Page 150

If your vehicle issitting out on hot day and you have a AUTO, the air will first flow out the floor air it set -on few outlets for a seconds. Thatis normal. Thisis to As expel hot air in the air outlets. the airis cooled, the A/C aifflow will move through the outlets. If you start your vehicle with the fansetting on HI, it will skip the A/C Purge. Manual Operation RECIRCULATION: Press this button to limit the amount of fresh air entering your vehicle. This is helpful when you are trying cool the air quickly or limit odor to entering your vehicle. In theAUTO mode, the system will use recirculation as necessary to cool the air. Pressing the recirculation button will change the To avoid blowing cold air in cold weather, the system operation to a manual mode and air will recirculate the will delay turning on the fan until warm air is available. non-stop. Press this button again turn off the to The lengthof delay depends on the outside air recirculation feature. temperature, engine coolant temperature the time or If you notice the windows fogging, press the since the engine was last started. the coolant warms As recirculation buttonto exit the recirculation mode. up, the blower fan speed will gradually increase and air will flow from the heateroutlets, with some aifflowto OFF: Press this button to turn the system off. the windshield to prevent fogging under most nonnal Fresh air will continue to flow through vehicle, the conditions. to and the system will try maintain the previously set temperature. The outside temperature will show in If you leave your vehicle, the system will remember the the display when the system is off. control settingthe next time you start your engine, except for recirculation and defrost. Each ignition cycle @ DE-ICE (Option): Pressing this button helps to cancels recirculation, whereas, DEFROST will change remove ice or frost from the windshield. See "Heated to AUTO when the ignition is shut and then turned off Windshield" later in this section. back on.