2001 Buick LeSabre Owner's Manual - Page 171

Adjust the direction of airflow by moving the louvered vents. Ventilation Tips D Keep the hood and front air inlet free of ice, snow or any other obstruction such as leaves. The heater and defroster will work better, reducing the chance of fogging your windows. objects. This helps air to circulate throughout your vehicle. D Keep the air path under the front seats clear of D When the engine idles for a long time, the exterior If you have the optional rear passenger ComforTemp, you can adjust the direction of the airflow to the rear seating area. temperature sensor may cause the system to blow air that is too cool. Once the vehicle is moving again, the system will try to maintain the set temperature inside your vehicle. flashes (Dual Automatic ComforTemp system only) for some time, the system may need repair. See your dealer. D When you start your vehicle and the EXT display 3-12