1996 Cadillac DeVille Owner's Manual - Page 151

DEFOG: Press thl's button to divide the air between the windshield andthe heater outlets. This is useful when fog appears on the windshield or side glass due to sudden rain or snowy conditions. This feature is not available with the heated windshield option. AUTO/ECON: Press this button switch between to AUTO and ECON. The ECON setting attempts to keep air at a selected temperature, however, it does not remove humidity from the air. Use this setting in cold or cool weather to save fuel. The AUTO setting is used when it's warm outside andyou need to cool the air in order to maintain a selected temperature and blower speed. FAN SPEEDS: Press the button with the fan symbol until AUTO is displayed on the screen. this At is setting, the fan speed automatically controlled.If it is run cold outside, the blower may not in the maximum high fan speed right away. The system checks the temperature of the enginecoolant to assure itis warm enough to provide heat. When engine coolant is the w m , the controller allows the fan to gradually increase to a higher speed. This prevents cold air from blowing If into the passenger compartment. you want the blower fan at a high speed, press the up arrow button until you to see HIon the display. If you want the fan speed be be automatic, butyou like the fan speed to higher than the AUTO setting, press the fan symbol button until HI If AUTO is shown on the display. you want the blower mow button until fan at a low speed, press the down LO is shown on the display. If you want the speed to fan AUTO setting, press the button until run lower than the AUTO LO is shown on the display. DEFROST: Press this button to quickly remove fog or frost from the windshield. setting sends most This of the airflow to the windshield with only small a amount to the floor outlets. 9