Automatic Dimming Rearview Mirror
with OnStar
®and Compass
The vehicle may have an automatic dimming
inside rearview mirror with a compass and
OnStar
®controls. For more information about
OnStar®, seeOnStar®System on page 142.
The mirror has an eight-point compass display in
the upper right corner of the mirror. When on,
the compass automatically calibrates, or sets the
driving direction, as the vehicle is driven. If the
vehicle has the navigation option, the direction the
vehicle is facing will be displayed on the
navigation screen.
O(On/Off):The on/off button is located on the
lower left side of the mirror and is used for
the automatic dimming and compass functions of
the rearview mirror.
Mirror Operation
The automatic dimming feature comes on each
time the vehicle is started.
To turn the automatic dimming feature on or off,
press the on/off button. The indicator light will
illuminate when this feature is on.
Compass Operation
Press the on/off button once to turn the compass
on or off.
When the ignition and the compass feature are
on, the compass will show two character boxes for
approximately two seconds. After two seconds,
the mirror will display the current compass
direction.
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