XM NavTraffic Expands to 50 Cities
XM, the nation’s leading satellite radio service with more than 7.6 million subscribers, has announced that its real-time XM NavTraffic satellite information service for GPS navigation will add six new cities, allowing XM NavTraffic subscribers in the U.S. to access the real-time traffic data service in 50 major North American markets, beginning March 31. For […]
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