antenna

I have a Magnum with the roof rack and a Thule cargo carrier. The cargo carrier can't go on the Magnum because of the rear antenna. The Thule fits fine when I take off the antenna. With my 2008 that means no radio. It also means the antenna connector is exposed to rain/snow. I want to keep...

I haven't been able to find any conclusive threads that detail how to remove the roof/Sirius antenna and mine has cracked through the protective plastic shell which is exposing the metal antenna beneath. I've tried simply un-screwing from the base of the mast but I don't see it rising up. I...