1995 Cadillac DeVille Owner's Manual - Page 175

REAR DEFOGGER Press this button to turn on the rear defogger. With it, your rear window and both outside rearview mirrors heated. arc The system will automatically shutoff after 10 minutes. If further defogging is desired, simply press the button again. I C NOTICE: Scraping the insideof your rear window could cut and damage the heating grids. Your warranty would not cover this damage. And don't put decals there; you might have to scrape them off. I Electronic Solar Sensor The Electronic Solar Sensor is part of the Electronic Climate Control System. The sensor monitors the sun's solar radiation. The Electronic Climate Control system uses this information to automatically make the necessary temperature and airflow adjustments to maintain your comfort. 3-6