3.5mm Jack
Connect a 3.5mm (1/8 in) cable to the auxiliary input jack to use a portable audio player.
Playback of an audio device that is connected to the 3.5mm jack can only be controlled using the controls on the device.
Adjusting the Volume
Turn the 
/VOL knob to adjust the
volume of the infotainment system after the volume level has been set on the portable
audio device.
See also:
Replacement Bulbs
For replacement bulbs not listed here, contact your dealer. ...
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 ...
Hazard Warning Flashers
The hazard warning flashers warn others.
They also let police know you have a problem.
Your front and rear turn signal lamps will flash on
and off.
The hazard warning
flasher button is loca ...