Adjusting the Treble, Midrange, and Bass
Buick LaCrosse / Buick LaCrosse Owners Manual / Infotainment System / Introduction / Operation / 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.
See also:
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You may be able to correct the emission system
malfunction by considering the following:
Did you recently put fuel into your vehicle?
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install ...
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CAUTION:
Do not use tire chains. There is not
enough clearance. Tire chains used on a
vehicle without the proper amount of
clearance can cause damage to the
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