1997 Buick Riviera Owner's Manual - Page 143

Comfort Cuntrsls This section describes how operate your climate to control system. Your climate control system uses ozone-friendly R- 134a refrigerant. Dual Automatic ComforTemp Climate Control Your vehicle has the Dual Automatic ComforTemp you how it works. You will hear a beep each time a button is pushed and a If the display is flashing after the climate control system small light on the button will indicate which buttons are started, there a problem with system and you is the is TEMP, FAN active. The lights are on all buttons except should see your dealer service. for and AIR FLOW. The display will show fan speed, air Sun and temperature sensors automatically adjust the comfort level setting and airflow direction a few for temperature, the airflow direction and the fan speed to will seconds whenever AUTO selected, and then it is maintain your comfort setting. system may supply The display the outside temperature. The outside temperature cooler air to the side toward the sun. Be careful not to reading is most accurate when the vehicle is moving. put anything over the sensors on top the dash. of During stops, the display shows the previous temperature for best accuracy and system control. 3-2