1998 Cadillac DeVille Owner's Manual - Page 170

Driver's Side Temperature Button The red and blue temperature buttons adjust the air temperature coming through the system. Press the blue button for a cooler setting or red button for a the warmer setting. Passenger's Side Temperature Knob With this feature, the rightfront passenger can control the temperatureof air for hisher own zone. The passenger can select four degree warmer or cooler a temperature from the driver's setting. To turn the system on, press the knob on the passenger's side armrest. Rotate the knob to the right to increase the temperature and turn to the left to decrease the off. temperature. Press the knob again to turn the system short trip. In order to ensure engine is first started after a proper automatic climate control operation, outside the air temperature display may not update as quickly as expected. This is to allow air surroundingthe outside the temperature sensorto be as close to the actual outside conditions as possible. This is determined by how much off time has elapsed since vehicle has been turned the and by vehicle speed. Mode Controls The AUTOECON button automatically controls the direction of air deliveryfor air conditioning and non-air conditioning modes. Automatic Operation When the systemis set for automatic operation, sensors will control the delivery mode. Air will come air from Outside Temperature Display the floor, middle or windshield outlets. fan speed The The outside temperature is always displayed when your will vary as the system maintains the selected temperature setting. vehicle is running. You can changeit from Fahrenheit to Celsius by pressingthe ENG/MET (EnglisWmetric) Be careful not to put anything over the solar sensor button on the Driver Information Center (DIC). located in the middle the instrument panel near the of windshield. This sensoris used by the automatic system The outside temperature sensor located near the is to regulate temperature. front grille. The sensor can be affected road or by engine heat during idling, slow driving or when the