1994 Cadillac Fleetwood Owner's Manual - Page 135

This mirror automatically changesto reduce glare from headlights behind you. A photocell on theback of the mirrorsenses when it becoming is dark outside. Another photocell built into the mirror surface senses the headlights behind you. The mirror will darken gradually to reduce glare. This change may take a few seconds. ONIOFF Switch I To turn the mirror press the switch located at thebase of the mirror. on, Reverse Gear Day Mode The reverse mode is another important feature the automatic mirror. of When the shift lever is placed in (Reverse), the mirror changes to the "R' daytime mode for a bright image in the mirror as you back up. 122