2000 Buick Regal Owner's Manual - Page 151

Defogging and Defrosting D If you have the DUAL COMFORTEMP CLIMATE CONTROL, your system has two settings for clearing the front and side windows. To defrost the windows quickly, press the DEF button with the temperature knob all the way in the red area. For maximum defroster performance, set both driver and passenger temperature controls to the warmest setting. To warm passengers while keeping the windows clear, use BLEND. Rear Window Defogger D If you have the DUAL AUTOMATIC COMFORTEMP CLIMATE CONTROL, your system has two settings for clearing the front and side windows. To defrost the windows quickly, press the FRONT button; set the temperature to 90 _F (32_C), select high fan speed and turn the DUAL button off. To warm passengers while keeping the windows clear, push the AIR FLOW button until WINDSHIELD/FLOOR appears in the display. Select fan speed for comfort and windshield clearing performance. Dual ComforTemp Climate Control Dual Automatic ComforTemp Climate Control The rear window defogger uses a warming grid to remove fog from the rear window. Press the button to turn the rear defogger on. It will turn itself off after about 15 minutes. If you turn it on again, the rear defogger will only run for about 7.5 minutes before turning off. You can also turn it off by pressing the button again. 3-8