GMC 2007 Acadia - Manual (Page 140)

Mirrors
Manual Rearview Mirror with
OnStar
®
When you are sitting in a comfortable driving
position, adjust the mirror so you can see clearly
behind your vehicle. Hold the mirror in the
center to move it up or down and side to side. The
day/night adjustment allows you to adjust the
mirror to avoid glare from the lamps behind you.
Move the lever to the right for nighttime use and to
the left for daytime use.
There may also be three OnStar ® buttons located
at the bottom of the mirror face. See OnStar ®
System on page 145 for more information.
Automatic Dimming Rearview Mirror
with OnStar
®
and Compass
Your vehicle may have an automatic-dimming
rearview mirror with a compass.
There may be three additional buttons for the
OnStar
® system. See your dealer/retailer for more
information on the system and how to subscribe
to OnStar
® . See OnStar ® System on page 145 for
more information about the services OnStar ®
provides.
O (On/Off): This is the on/off button.
Automatic Dimming Mirror Operation
The automatic dimming mirror comes on each time
the ignition is turned to start. To turn the
automatic dimming feature off or back on, press
the on/off button. The indicator light on the mirror is
lit when the automatic dimming feature is on.
Compass Operation
Press the on/off button once to turn the compass
on or off.
There is a compass display in the window in the
upper right corner of the mirror face.
Compass Calibration
Press and hold the on/off button to activate the
compass calibration mode. CAL will be displayed
in the compass window on the mirror.
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