See also:

Selecting the XM Band
Press the RADIO/BAND or SRCE button to choose between AM, FM, and XM. The last channel played in that band begins to play when that band is selected. ...

Customer Satisfaction Procedure
Your satisfaction and goodwill are important to your dealer and to Buick. Normally, any concerns with the sales transaction or the operation of the vehicle will be resolved by your dealer's sales or s ...

Satellite Radio Antenna
For vehicles with XM satellite radio service, the antenna is located on the roof of the vehicle. Keep the antenna clear of obstructions for clear radio reception. ...