1993 Oldsmobile 88 Owner's Manual - Page 84

Setting the Sensitivity: M : The mirror will gradually reduce I N To reduce glare from lights behind you, This mirror automatically changes to glare when headhghts behind are you MIN pull the lever toward you to the night reduce glare when set in the or MAX positions. One photocell on the very close. Thisis a good position for position. city driving, wherethere may be light back of the mirror senses when is it becoming dark outside. Another from many sources. photocell is built into the mirror surface M XThe mirror will begin to A: to sense headlights behind you. gradually reduce glare when headlights The mirror will darken gradually to are far behind you. This is a good setting for rural driving. reduce glare. This change may take a few moments. The mirror goes toa clear position whenever you shift toR (Reverse). OFF: Shuts off the Day/Night function. The mirror will stay in the Day setting. To keep the photocells operating well, occasionally clean them with a cotton swab and glass cleaner. Inside Manual Daymight Rearview Mirror Electmchromic DayINight Rearview Mirror(omoN) 83