Mirrors; Automatic Dimming Rearview Mirror With Onstar; Compass And Temperature Display; Automatic Dimming Rearview Mirror - GMC Yukon 2007 Owner's Manual

Mirrors

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
bottom of the mirror. See OnStar
page 175 for more information about the services
®
OnStar provides.
(On/Off): This is the on/off button.
P
166
®
system are at the
®
System on
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.
If an abnormal temperature reading is displayed
for an extended period of time, see your
dealer. Under certain circumstances, a delay in
updating the temperature is normal.