GM Expands XM As Standard on All 2008 Buick, HUMMER and Saab Models

XM Also Standard on Many of GM's Most Popular Saturn, Chevrolet, Pontiac and GMC Vehicles

WASHINGTON, Oct. 18 /PRNewswire-FirstCall/ -- XM Satellite Radio (NASDAQ: XMSR), the nation's leading provider of satellite radio, today announced that XM Radio is a standard feature for the first time on all General Motors 2008 model year Buick, HUMMER and Saab vehicles.

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XM is also now widely standard across many of the most popular vehicles in the Saturn, Chevrolet, GMC and Pontiac lineups, including: the all-new 2008 Chevrolet Malibu, Silverado, Tahoe, Cobalt, Corvette and Impala; Saturn VUE, OUTLOOK, AURA and SKY; GMC Acadia, Yukon, and Sierra; and Pontiac G5 and Solstice models among others.

Cadillac was the first automotive brand to offer XM as a standard feature. In total, XM is available today on more than 50 model year 2008 GM vehicles sold through thousands of GM dealerships nationwide.

GM was the world's first automaker to offer satellite radio as a factory-installed feature when it introduced XM on Cadillac models in 2001. GM has produced more than six million vehicles with XM.

"XM looks forward to offering our unmatched music, sports and talk programming to all Buick, HUMMER and Saab buyers," said Steve Cook, executive vice president, Automotive, XM Satellite Radio. "This expansion will continue XM's outstanding growth in the new car market, that will provide us with sustained subscriber growth for 2008 and beyond."

"XM Satellite Radio has been one of the most successful entertainment offerings ever launched by General Motors," said Rick Lee, General Motors executive director. "The XM service has broad appeal, with a growing number of our customers asking for the service in their new car or truck. In the 2008 model year, General Motors will build more than 2.5 million vehicles with XM."

Every new General Motors vehicle with factory-installed XM comes standard with a complimentary three month trial subscription. An XM Radio trial program is also available to GM Certified Used Vehicles, Cadillac Certified Pre-Owned Vehicles, and HUMMER Certified Pre-Owned Vehicles, making the program available to buyers of both new and certified used models equipped with XM.

For more information on XM in GM vehicles, visit .

About XM

XM (NASDAQ: XMSR) is America's number one satellite radio company with more than 8.2 million subscribers. Broadcasting live daily from studios in Washington, DC, New York City, Chicago, the Country Music Hall of Fame in Nashville, Toronto and Montreal, XM's 2007 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, Ferrari, Porsche, Subaru, Suzuki and Toyota, is available in more than 140 different vehicle models for 2007. XM's industry-leading products are available at consumer electronics retailers nationwide. For more information about XM hardware, programming and partnerships, please visit

Any statements that express, or involve discussions as to, expectations, beliefs, plans, objectives, assumptions, future events or performance with respect to XM Satellite Radio Holdings Inc. ("XM") are not historical facts and may be forward-looking and, accordingly, such statements involve estimates, assumptions and uncertainties which could cause actual results to differ materially from those expressed in any forward-looking statements. Accordingly, any such statements are qualified in their entirety by reference to the factors discussed in our Annual Report on Form 10-K for the year ended December 31, 2006 filed with the Securities and Exchange Commission. Among the significant factors that could cause our actual results to differ materially from those expressed are: our pending merger with SIRIUS Satellite Radio Inc. ("SIRIUS"), including related uncertainties and risks and the impact on our business if the merger is not completed; any events which affect the useful life of our satellites; our dependence upon third parties, including manufacturers of XM radios, retailers, automakers and programming providers; and our competitive position versus other audio entertainment providers.

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 3-1-07. Copies of the filing are available upon request from XM Radio's Investor Relations Department. Programming schedules subject to change.

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SOURCE: XM Satellite Radio

CONTACT: Marie Farrar, XM, 202-380-4151,

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