Turn Signal/Multifunction Lever
The lever on the left side of the steering column includes the following:
• 
Turn and Lane Change Signals
• 
Headlamp High/Low-Beam Changer
• Flash-to-Pass Feature
• 
Windshield Wipers
• 
Windshield Washer
• 
Cruise Control
See also:
Infotainment System Menus
Tone Settings
To access the tone settings, press
the Home Page Tone button or the
TONE button on the faceplate.
Use the tone settings to adjust the
following features:
• Setting the tone
â ...
Reporting Safety Defects to General Motors
In addition to notifying NHTSA
(or Transport Canada) in a situation
like this, please notify General
Motors.
Call 1-800-521-7300, or write:
Buick Customer Assistance Center
P.O. Box 33136
...
Services Not Included in Roadside
Assistance
• Impound towing caused by violation of any laws.
• Legal fines.
• Mounting, dismounting or changing of snow tires,
chains, or other traction devices.
• Towing or services for vehicles dr ...