1998 Buick LeSabre Owner's Manual - Page 143

On sunny days, when the air is moderately warm or cool, use BI-LEV to deliver warm air to the floor and cooler air to the middle instrument panel outlets. On days like these, the sun adequately warm your may upper body, but your lower body may not be warm enough. To warm or cool the air delivered, adjust the TEMPERATURE lever. The amount of fresh air entering the vehicle is limited when RECIRC is selected. This is helpful when you are trying to cool the air in your vehicle or limit the air entering the vehicle. Heating If your vehicle has the electronic touch system, on cold days, useHTR with the TEMPERATURE lever toward WARM. If your vehicle has the Dual Automatic Comfortemp system and it is set for AUTO, very hot days, the on system will automatically enter the RECIRC mode and the temperature doorwill be positioned at the full cold position for maximum cooling. the system is not If in the AUTO mode, RECIRC should be selected to provide With each system, outsideair will be brought in and sent works best if you maximum cooling.You can choose the extreme comfort through the floor outlets. The heater keep your windows closed while using it. setting of 60°F (16"C), but the system will not cool any faster by choosing the extreme comfort setting. is When the air conditioner on, you may sometimes notice slight changes your vehicle's engine speed in and power. This is normal because the system is designed to cycle the compressoron and off to keep the desired temperature. If your vehicle has the Dual Automatic Comfortemp if system, and on cold days, the AUTO mode is selected, the system will automatically direct the air toward the floor and the temperature door will positioned at the be full hot position.You can choose the extreme comfort will not warm up setting of 90°F (32°C) but the system any faster by selecting the extreme comfort setting. If the outside temperature is cold, the fan will delayed be to avoid blowing cold Pushing the FAN, AIR FLOW air. or FRONT buttons will override thisdelay, turn off the AUTO mode and changethe fan speed. 3-7