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:
Off-Road Driving
This off-road guide is for vehicles that have
all-wheel drive. If your vehicle does not have
all-wheel drive, you should not drive off-road
unless you are on a level, solid surface.
Many of the ...
Where Are the Airbags?
The driver frontal airbag is in the
center of the steering wheel.
The front outboard passenger
frontal airbag is in the passenger
side instrument panel.
Driver Side Shown, Passenger
Side ...
Online Owner Center
Manage your vehicle (U.S.) at
buick.com. Click on "Owners,"
then "Manage My Buick/Owners Login."
Information and services
customized for your specific
vehicle — all in o ...