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Mirrors
Automatic Dimming Rearview Mirror
The vehicle may have an automatic dimming inside
rearview mirror with a compass display and/or map
lamps, and OnStar
®
. The mirror automatically changes
to reduce glare from headlamps behind you. A time
delay feature prevents rapid changing from the day to
night positions while driving under lights and through
traffic.
If the vehicle has OnStar, there are three control buttons
located at the bottom of the mirror. See the OnStar
®
owner's guide for more information on the services
OnStar
®
provides.
P (On/Off): The automatic dimming feature is
activated when the vehicle is started. Press and hold
this button for up to six seconds to turn this feature on
or off.
T (Indicator Light): This light turns on when the
automatic dimming feature is active.
Map Lamps
If the mirror has map lamps, they are located at the
bottom of the mirror. To manually turn the lamps on
or off, press the button next to each lamp.
Cleaning the Mirror
Do not spray glass cleaner directly on the mirror.
Use a soft towel dampened with water.
Compass
Compass Operation
With the compass feature on, each time the vehicle is
started, the compass will take a few seconds to adjust
and display the current compass heading. For example,
NE is displayed for north-east.
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