Audio Source
VOL/ 
(Volume/Power):
1. Press to turn the radio on or off.
2. Turn to increase or decrease the volume of the active source (i.e., current audio source, active navigation voice guidance, or traffic prompts).
The steering wheel controls can also be used to adjust the volume.
See “Steering Wheel Controls” in the vehicle owner manual for more information.
To access the radio main page, press the SOURCE button on the faceplate, the Now Playing screen button, or one of the audio screen buttons on the Home Page.
While on the audio main page, press the Source button repeatedly to display and cycle through the available sources (AM, FM, and XM (if equipped), CD, USB/iPod, and AUX).
See also:
Customer Assistance Offices (U.S. and Canada)
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
Buick Customer Ass ...
Cruise Control
Press to turn cruise control on and
off. The indicator comes on when cruise control is on.
RES: Press briefly to make the vehicle resume to a previously set speed, or press
and hold to acceler ...
SBZA Error Messages
The following messages may appear in the DIC:
SIDE BLIND ZONE ALERT SYSTEM OFF: This
message indicates that the driver has turned the
system off.
SIDE BLIND ZONE SYS. UNAVAILABLE: This
message ...