1998 Cadillac Eldorado Owner's Manual - Page 114

Mirrors Electrochrornic Daymight Rearview Mirror When this featureis turned on, the mirror automatically changes to reduce glare from headlamps behind you. A photocell on the mirror senseswhen it is becoming dark outside. Another photocell, built into the mirror face, senses when headlamps are behind you. At night, when the glare is too high, the mirror will gradually darken to reduce glare (thischange may take a few seconds). The mirror will return to its clear daytime state when the glare is reduced. Mirror Operation To turn on the automatic dimming feature, press AUTO. To turn off automatic dimming, press OFF. The green indicator light be illuminated when will this feature is active. Time Delay The automatic mirror has a time delay feature which prevents unnecessary switching from the night back to the day position. This delay prevents rapid changing of the mirror as you drive under lights and through traffic. 2-44