1996 Cadillac Eldorado Owner's Manual - Page 106

Mirrors Electrochromic Day/Night Rearview Mirror On/Off Switch Press the button at base of the mirror to turn the the on automatic feature. The button hasan indicator light to This mirror automatically changes to reduce from glare show it is on. Press the button to turn the automatic headlamps behind you. A photocell on the'back of the 'mirror senses when is becoming dark outside. Another feature off. it photocellbuilt into the mirrorsurfacesenseswhen , headlamps are behind you. At night, when the glare too high, the mirror will is gradually darkento reduce glare (this change may take a few seconds).The mirror will return to clear daytime its state when the glare is reduced. Your Cadillac hasan electrochromic dayhight rearview mirror. 2-45