1997 Buick Park Avenue Owner's Manual - Page 111

Press the button the base of the mirrorto turn on the at automatic feature. The button an indicator light to has again to turn the show itis on. Press the button automatic feature off. Electrochromic Daymight Rearview Mirror with Compass (If Equipped) Time Delay The automatic mirror has time delay feature which a prevents unnecessary switching from the back to night the day position. This delay prevents rapid changing of the mirroras you drive under lights and through traffic. Reverse Gear Day Mode The reverseday mode is another important featureof the electrochromic mirror. When theshift lever is placed in REVERSE (R), the mirror changes the day mode. to This gives you a bright image the mirroras you in back up. Cleaning the Photocells Use a cotton swab and glass cleaner to clean the photocells when necessary. This mirror automatically changes reduce glare when to set in theM (Mirror) or C/M (CornpassMirror) position. This mirror automatically changes to reduce glare from headlamps behind you. One photocell the backof the on mirror senses when it isbecoming dark outside. Another photocell is built into the mirror surface to sense headlamps behind you. 2-51