1995 Cadillac Seville Owner's Manual - Page 174

DEFOG Press this button todivide the air between the windshield and the heater ducts. This is useful when fog appears on thewindshield or side glass due to suddenrain or snowy conditions. FAN SPEEDS Press the fan symbol button until AUTO is displayed on At this setting, the fan speed controlled automatically. is If it is coldoutside, the blower may not run in the maximum highfan speed right away. The system checks the temperatureof the coolant to assure it is warm enough to provide heat. When the coolant warm, the is controller allows the fan to gradually increase to a higher speed. This prevents cold air fromblowing into thepassenger compartment. If you want the blower fan to run only at a fixed highspeed, press the (upper) buttonuntil you see HI on thedisplay. If you want the fan speed to be automatic, but you like the fan speed to be higher than the AUTO setting, just press fan symbol button until the HI/AUTO is shown on the display. If you want the blower to run only at a fixed low speed, press the (lower) button until LO is shown on thedisplay. If you want the fan speed to run lower than the AUTO setting, press the button until AUTO LO is shownon thedisplay. 3-5