Instrument Panel Illumination Control

This feature controls the brightness of the instrument panel controls and infotainment display screen. The thumbwheel is located to the left of the steering column on the instrument panel.
(Instrument Panel Brightness):
Move the thumbwheel up or down and hold, to brighten or dim the instrument panel
controls and infotainment display screen.
See also:
Brake System Warning Light
When the ignition is on, the brake system warning
light will come on when you set your parking
brake. The light will stay on if your parking brake
does not release fully. If it stays on after your
...
Rear Window Sunshade
On vehicles with a rear window
sunshade, the switch is on the
console to the right of the shift lever.
The sunshade only operates when
the ignition is in ON/RUN or ACC/ACCESSORY.
To open the s ...
Customer Assistance Offices
Buick encourages customers to call the toll-free
number for assistance. However, if a customer
wishes to write or e-mail Buick, the letter should be
addressed to:
United States — Customer Assist ...
