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  1. The tab for XM radio is blank in my 2011 CTS-V Sedan

    2009-2015 Cadillac CTS-V General Discussion
    I couldn’t figure out how to play XM and after searching this forum and reading my owner’s manual I was no closer to finding the XM ‘button’. But then I went on AutoTrader and found a few dealer pictures that showed my blank tab filled in. Was this a factory option? Do I just need a software...