XM Satellite Radio

Available XM Satellite Radio 1 features more than 150 channels, including 67 channels of 100% commercial–free music. With XM, you get the best in music, news, talk, comedy, XM Instant Traffic & Weather (in 21 major metropolitan markets), and sports. Plus, you get three trial months of service with factory–installed XM without any obligation.

XM is available only in the 48 contiguous United States. Service fees apply. Visit gm.xmradio.com for more details. http://gm.xmradio.com/