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Speed-Dependant Volume
Control (SDVC)
SDVC automatically adjusts the
volume for road and wind noise as
the vehicle increases or decreases
speed while driving.
To adjust SDVC:
1. Press SOUND, then SETTINGS
and select Volume from
the menu.
2. Select SDVC.
3. Turn the multifunction knob to
adjust the level.
4. Press the multifunction knob to
save the setting.
OnStar
®
Volume
For vehicles with OnStar, the OnStar
Volume is used to set the maximum
initial volume level for the OnStar
system when it is turned on.
To set OnStar Volume:
1. Press SOUND, then SETTINGS
and select Volume from
the menu.
2. Select OnStar IN.
3. Turn the multifunction knob to
adjust the level.
4. Press the multifunction knob to
save the setting.
Start-up Volume
The Start-up Volume is used to set
the maximum initial volume level
for the audio system when it
is turned on.
The maximum initial volume level is
used when the volume level before
turning the audio system off was
higher than the maximum initial
volume level set, or if the volume is
blow the maximum level.
To set the On Volume level:
1. Press SOUND, then SETTINGS
and select Volume from
the menu.
2. Select Start-up Volume.
3. Turn the multifunction knob to
adjust the level.
4. Press the multifunction knob to
save the setting.
6-16 Infotainment