Headlamp High/Low-Beam Changer
To change the headlamps from low to high beam, push the lever toward the instrument panel.
To return to low-beam headlamps, pull the multifunction lever toward you. Then release it.

When the high beams are on, this indicator light on the instrument panel cluster will also be on.
See also:
Antilock Brake System (ABS)
This vehicle has the Antilock Brake System (ABS), an advanced electronic braking
system that helps prevent a braking skid.
When the engine is started and the vehicle begins to drive away, ABS check ...
Display Settings
Press the Config button on the
Home Page or the CONFIG button
on the faceplate, then select Display
Settings from the list.
The following options may display:
Dimming Mode: Press to change
t ...
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 ...
