2003 Buick Regal Owner's Manual - Page 126

Rear Window Defogger (Rear): Press the button to turn the defogger on. The rear window defoggerwill shut off after about 15 minutes. If you turn it on again, the rear window defogger will only run for about seven and one half minutes before turning off. You can also turn it off by pressing the button again. ual Automatic Climate Control System With this system you can control the heating, cooling and ventilation for your vehicle. Notice: Don't use a razor blade or something else sharp on the inside of the rear window. If you do, you could cut or damage the defogger and the repairs would not be coveredby your warranty. Do not attach a temporary vehicle license, tape, a decal or anything similar to the defogger grid. DUAL 11 PASSENGER CONTROL 3-2 1