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Black plate (6,1)
Buick Regal Owner Manual - 2011
7-6 Infotainment System
3. Press and hold the Z knob
until the value changes to 0.
Press the BACK button to go back
to the Tone Settings menu.
Adjusting the Treble, Midrange,
and Bass
1. Press the TONE button.
2. Select Treble, Midrange,
or Bass.
3. Select the value.
Press the BACK button to go back
to the Tone Settings menu.
Adjusting the Fader and Balance
1. Press the TONE button.
2. Select Fader or Balance.
3. Select the value.
Press the BACK button to go back
to the Tone Settings menu.
Adjusting the EQ (Equalizer)
For vehicles that have an equalizer:
1. Press the TONE button.
2. Select EQ.
3. Select the setting.
Press the BACK button to go back
to the Tone Settings menu.
System Settings
Auto Volume
The auto volume feature
automatically adjusts the radio
volume to compensate for road and
wind noise as the vehicle speeds up
or slows down, so that the volume
level is consistent.
The level of volume compensation
can be selected, or the auto volume
feature can be turned off.
1. Press the CONFIG button.
2. Select Radio Settings.
3. Select Auto Volume.
4. Select the setting.