Mirrors; Compass Calibration; Mirror Operation - GMC Envoy 2003 Owner's Manual

Mirrors

Automatic Dimming Rearview Mirror
®
with OnStar and Compass
Your vehicle may have an automatic-dimming rearview
mirror with a compass and the OnStar
There are three additional buttons for the OnStar
system. See your dealer for more information on the
system and how to subscribe to OnStar
System on page 2-39 for more information about the
®
services OnStar provides.

Mirror Operation

When turned on, this mirror automatically dims to the
proper level to minimize glare from any headlamps
behind you after dark.
O
dimming feature and compass. Press the far left button,
located below the the mirror face, for up to three
seconds to turn the feature on and off. A light on the
mirror will be lit while the feature is turned 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
®
system.
right corner of the mirror face. The compass displays
®
a maximum of two characters. For example, "NE"
is displayed for north-east.
® ®
. See OnStar

Compass Calibration

Press and hold the on/off button down for nine seconds
to activate the compass calibration mode. CAL will
be displayed in the compass window on the mirror.
The compass can be calibrated by driving the vehicle in
circles at 5 mph (8 km/h) or less until the display
reads a direction.
(On/Off): This is the on/off button for the automatic
2-35