GMC 2007 Canyon - Manual (Page 139)

There are also three OnStar ® buttons located at
the bottom of the mirror. See your dealer for more
information on the system and how to subscribe
to OnStar
® . See OnStar ® System on page 146
for more information about the services OnStar ®
provides.
Cleaning the Mirror
When cleaning the mirror, use a paper towel or
similar material dampened with glass cleaner.
Do not spray glass cleaner directly on the mirror
housing.
Automatic Dimming Rearview Mirror
with OnStar
®
, Compass and
Temperature Display
Your vehicle may have this feature. When on,
the automatic dimming mirror dims to the proper
level to minimize glare from lights behind you
after dark.
The mirror has a dual display in the upper right
corner of the mirror face that shows the compass
reading and the outside temperature.
Control buttons for the OnStar ® system are at
the bottom of the mirror. See OnStar ® System
on page 146 for more information about the
services OnStar
® provides.
P (On/Off): This is the on/off button.
Temperature and Compass Display
Press the on/off button, located to the far
left, briefly to turn the compass/temperature
display on or off.
If the display reads CAL, the compass needs
to be calibrated. For more information, see
“Compass Calibration” following.
To adjust between Fahrenheit and Celsius,
do the following:
1. Press and hold the on/off button for
approximately four seconds until either a
flashing F or C appears.
2. Press the button again to change the display
to the desired unit of measurement. After
approximately four seconds of inactivity,
the new unit will be locked in and the
compass/temperature display will return.
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