1995 Buick Park Avenue Owner's Manual - Page 136

Rear Window Defogger (Option) 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 it if you ac uaint yourself with it first. Find out what your Delco% system can do and how to operateall its controlsto be sure you're getting themost out of the advanced engineering that went into it. @REAR: The lines you see onthe rear window warm the glass.Press the button to start warming your window. Setting the Clock After 10 minutes, the system will turn off by itself. Pressing the button during theheating cycle will also turn it off. If you need additional warming time, push the button again. The system will then operate for five minutes before going off by itself. To set the clock, press and hold the HRS or MIN buttons until the correct timeis displayed. This can be done with the ignition off if RECALL is first pressed. The colon will flash while in the set mode. Flashing will stop when no clock buttons are pressed for afew seconds. I NOTICE: Scraping the inside your rear window could of cut and damage the heater. Your warranty would not cover this damage. Don't put decals there, you might have to scrape them off. 3-8