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:
Mirror Adjustment
Exterior Mirrors
Controls for the outside power mirrors are located on the driver door.
1. Turn the control knob to the L (left) or R (right) selecting the driver or passenger mirror.
2. Push the ...
Rear Vision Camera Location
The camera is located above the
license plate.
The area displayed by the camera is
limited. It does not display objects
that are close to either corner or
under the bumper and can vary
de ...
Roadside Assistance Program
U.S.: 1-800-252-1112
TTY Users (U.S.): 1-888-889-2438
Canada: 1-800-268-6800
Mexico: 01-800-466-0818
As the owner of a new Buick, you
are automatically enrolled in the
Roadside Assistance prog ...