2003 Buick Century Owner's Manual - Page 132

Sensors The solar sensor on your vehicle monitors the solar radiation andthe air inside of your vehicle, then uses the information to maintain the selected temperature by initiating needed adjustments to the temperature, the fan speed and the air delivery system. The system may also supply cooler air the side of the vehicle facing the to sun. The recirculation mode will also be activated, as necessary. Do not cover the solar sensor located in the center of the instrument panel, near the windshield, or the system will not work properly. button so that the indicator light is on. Pressthe right arrow to raise the temperature and press the left arrow to lower the temperature on the passenger side of the vehicle. If the indicator lights below thearrows are amber this indicates that the passenger sidetemperature is the same as the driver's side. e If the indicator lights below thearrows are red, this indicates that the passenger sidetemperature is warmer than that of the driver's side. If the indicator lights below thearrows are blue this indicates that the passenger sidetemperature is cooler than that of the driver's side. Passenger Control The arrow buttons to control the temperature on the passenger sideof the vehicleare located to the right of the PASSENGER CONTROL window. Press the DUAL e 3-23