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. The compass displays a maximum of two characters. For example, “NE” is displayed for north-east.
See also:
AM
The range for most AM stations is
greater than for FM, especially at
night. The longer range can cause
station frequencies to interfere with
each other. For better radio
reception, most AM r ...
Tachometer
The tachometer displays the engine
speed in revolutions per
minute (rpm).
For eAssist vehicles, when the
ignition is in ON/RUN, the
tachometer indicates the vehicle
status. When pointing to ...
Retrieve My Number
1. Push . System responds:
“OnStar ready.”.
2. Say “My Number.” System
responds: “Your OnStar
Hands-Free Calling number is.” ...