June 20, 2011 10:02 AM EDT

Sirius XM Radio (Nasdaq: SIRI) reports that customers will automatically receive a 3-month subscription to SiriusXM when they purchase a pre-owned vehicle factory installed with satellite radio, regardless of manufacturer, from over 1,000 participating General Motors (NYSE: GM) dealerships across the United States.

For the first time, participating GM dealers will provide customers purchasing non-GM pre-owned vehicles a 3-month subscription to SiriusXM.