1999 Buick LeSabre Owner's Manual - Page 129

First Edition for Buick LeSabre Owner's Manual - 1999 VENT: This setting directs outside air through the middle instrument panel outlets. The air conditioning compressor is not working when VENT is selected. HTR: This button directs air out of the heater outlets. Most of the air will come from the floor outlets while some air will flow through the windshield and side window outlets. The air conditioning compressor is not working when HTR is selected. BLEND: When BLEND is selected, the airflow will be split between the windshield and the floor outlets. The air conditioning compressor will be operating. FRONT: This setting directs most of the airflow toward the windshield. OFF: The ventilation system always allows fresh air to flow through your vehicle when it is moving. The system will try to keep the air at a previously chosen temperature. When the system is off, the blower fan is also off. MAX: This setting directs airflow through the middle instrument panel outlets. The amount of outside air entering your vehicle is limited with this setting. The air conditioning compressor is on in this mode. yellowblue NORM: This setting cools the outside air entering your vehicle and directs it through the middle instrument panel outlets. The air conditioner is on in this mode. BI-LEV: This setting directs warm air to the floor and cooler air to the middle instrument panel outlets. The air conditioner is on in this mode. Dual Automatic Comfortemp Climate Control (If Equipped) If your vehicle has the Dual Automatic Comfortemp Climate Control option, the following information tells you how it works. You will hear a beep each time a button is pushed and a light on the button will indicate which function is active. The lights are on all buttons except TEMP, FAN and AIR FLOW. The display will show fan speed, comfort level setting and airflow direction for a few seconds whenever AUTO is selected, and then it will display the outside temperature. The outside temperature reading is most accurate when the vehicle is moving. During stops, the display shows the previous temperature for best accuracy and system control. 3-3