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g(Mute/Voice Recognition): Press and hold
this button to interact with the OnStar
®
system. If
your vehicle is also equipped with the navigation
system, push this button to initiate voice
recognition and say, “OnStar” to enter OnStar
®
mode, see the OnStar
®
System on page 135
in this manual for more information.
If your vehicle does not have OnStar
®
, press this
button to silence the system. Press this button
again or turn the volume knob to turn the sound on.
If your vehicle has the navigation system, press this
button to initiate voice recognition. See “Voice
Recognition” in the index of your vehicle’s
navigation system manual for more information.
SRCE (Source): Press this button to switch
between AM, FM, or XM (if equipped), radio,
or CD.
+
e − e (Volume): Press the plus or minus
button to increase or to decrease the volume.
¨ (Seek): Press the seek arrow to go to the next
radio station and stay there. The system only
seeks radio stations with strong frequencies.
When the seek arrow is pressed and held for
two seconds, the system scans the radio stations
that are in the selected band. If listening to a
CD, the system advances to the next CD when
multiple discs are inserted.
If you have the navigation system, some of the
audio steering wheel controls work when a DVD is
playing in the navigation radio. See the Navigation
System manual for more information.
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