1996 Buick Park Avenue Owner's Manual - Page 108

Electrochromic Day/Night Rearview Mirror At night, when theglare is too high, the mirror will gradually darken to reduce glare (this change may take a with Compass (Option) few seconds). The mirror will return to its clear daytime state when the glare is reduced. Setting the Mirror OFF: This setting turns off the day/night function and compass. The mirror will stayin the day mode. M: This turns on the day/night portion of the mirror to automatically reduce glare. C/M: This setting turns on the compass in addition to the day/night function.The letter or letters displayed in the top rightcorner of the mirror indicate the direction in which you are traveling. Time Delay This mirror automatically changes to reduce glare when set in the M (Mirror) or C/M (Compass/Mirror) positions. This mirror automatically changes to reduce glare from headlamps behind you. One photocell on the backof the mirror senses whenit is becoming dark outside. Another photocell is built into the mirror surface to sense headlamps behind you. This feature prevents rapid changing of the mirror from the night modeto the day mode as you drive under lights and through traffic. Reverse Gear Day Mode The reverse mode is another important feature the of automatic mirror. When the shift leveris placed in REVERSE (R), the mirror changes to the day mode. This gives you a bright imagein the mirror as you back up.