See also:

XM Radio Messages
If you have a Radio with CD or Radio with Six-Disc CD, you can receive these radio display messages. If you have a Radio with CD (MP3), you can receive these radio display messages. ...

Reporting Safety Defects toGeneral Motors
In addition to notifying NHTSA (or Transport Canada) in a situation like this, we certainly hope you will notify us. Please call us at 1-800-521-7300, or write: Buick Customer Assistance Cente ...

Clock
The infotainment system controls are used to access the time and date settings through the menu system. See Operation  for information about how to use the menu system. Setting the Time and Date ...