NEWS RELEASE

U.S. Open Golf Championship to Air Nationwide on XM Satellite Radio

6/2/2008

WASHINGTON, June 2 /PRNewswire/ -- XM Satellite Radio will air comprehensive coverage of the 2008 U.S. Open golf championship at Torrey Pines in , Calif., June 9-15.

(Logo: http://www.newscom.com/cgi-bin/prnh/20070313/XMLOGO )

Golf fans across the country can listen to the season's second major championship for the four full days of play on XM channel 146. XM will also have news, analysis, and interviews throughout the week.

"The U.S. Open is one of the most important and celebrated championships in sports, and XM has the most live coverage of the U.S. Open that you can hear anywhere on radio or television," said Kevin Straley, XM senior vice president of news, sports, and talk programming. "This is our third consecutive year of bringing the U.S. Open to millions of people nationwide in cooperation with the USGA."

U.S. Open press conferences at Torrey Pines will air on XM on June 10 starting at 4 pm ET/1 pm PT. A two-hour preview of the championship will air June 11 starting at 2 pm ET/11 am PT with replays through the evening. Play- by-play coverage will start June 12 at 3 pm ET/12 noon PT and air through June 15.

XM's morning golf program "Making the Turn with Peter Kessler" will be devoted to the U.S. Open all week. Kessler will originate his show from the Torrey Pines media center June 11-13. Pro golfer Chris DiMarco will host a U.S. Open edition of his weekly XM show "oPINionated" on June 10, and best- selling author Matt Adams will weigh in on the U.S. Open on his weekly program "Fairways of Life" on June 13.

Angel Cabrera will be defending the U.S. Open title he won a year ago at . Top-ranked Tiger 1 Woods announced on May 27 that he plans to compete in the championship, which would be his first event since his arthroscopic surgery on his left knee April 15.

This year's U.S. Open will mark the first time that the championship has been held at the legendary Torrey Pines, and the first time in 60 years that the event has been played in southern .

About XM

XM is America's number one satellite radio company with more than 9.3 million subscribers. Broadcasting live daily from studios in Washington, DC, New York City, Chicago, Nashville, Toronto and Montreal, XM's 2008 lineup includes more than 170 digital channels of choice from coast to coast: commercial-free music, premier sports, news, talk radio, comedy, children's and entertainment programming; and the most advanced traffic and weather information.

XM, the leader in satellite-delivered entertainment and data services for the automobile market through partnerships with General Motors, Honda, Hyundai, Nissan, Porsche, Ferrari, Subaru, Suzuki, and Toyota, is available in 140 different vehicle models for 2008. XM's industry-leading products are available at consumer electronics retailers nationwide. XM programming is also available through XM Radio Online, as downloads of original XM shows via podcasts from XM's Web site or the Apple's iTunes Store, and as streams of commercial-free XM music channels to AT&T and Alltel wireless customers through XM Radio Mobile. For more information about XM hardware, programming and partnerships, please visit http://www.xmradio.com/.

Factors that could cause actual results to differ materially from those in the forward-looking statements in this press release include demand for XM Satellite Radio's service, the Company's dependence on technology and third party vendors, its potential need for additional financing, as well as other risks described in XM Satellite Radio Holdings Inc.'s Form 10-K filed with the Securities and Exchange Commission on 2-28-08. Copies of the filing are available upon request from XM Radio's Investor Relations Department. Programming is subject to change.

Photo: NewsCom: http://www.newscom.com/cgi-bin/prnh/20070313/XMLOGO AP Archive: http://photoarchive.ap.org/ PRN Photo Desk, [email protected] SOURCE: XM

CONTACT: David Butler, XM Satellite Radio, +1-202-380-4317, [email protected]

Web site: http://www.xmradio.com/

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