1996 Buick Regal Owner's Manual - Page 130

Rear Window Defogger The rear window defogger uses a warming grid to remove fog from the rear window. Press the button to turn the defogger on. It will turn itself off after about ten minutes. Audio Systems Your Delco@audio system has been designed to operate easily and give years of listening pleasure. You will get the most enjoyment out of i t if you acquaint yourself with it first. Find out what your Delco system can do and how to operate all its controls,to be sure you're getting the most out of the advanced engineering that went into it. Setting the Clock Press and hold HRS until the correct hour appears. Press and hold MIN until the correct minute appears. If you turn it on again, the defogger will onlyrun for about five minutes before turning off. You can also turn it off by turning off the ignition or pressing the button again. Do not attach anything like a temporary vehicle license or decal across the defogger grid. You may set the clock with the ignition off if you press RECALL first and follow the same procedure described above. I NOTICE: Don't use a razor blade something else sharp or on the insideof the rear window. you do, you If could cut or damage the warming grid, and the repairs wouldn't be covered by your warranty.