Adding XM antenna to avoid camper overhang
I thought that I would share an easy way to add an XM/Sirius radio antenna to a 2019 GMC 3500 that is not blocked by an overhanging cab over camper. For my application I need two parts. 1 XM Satell...
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Nice. Just a reminder that steel is needed for magnets to work; late model Fords will not work so well. Also, I understand the Ford factory shark fin antenna is dual duty for Sirius and GPS.
