Quoted from Mopar:wiped it with
Lemon Pledge, and a little surprisingly, that did the trick.
Does it have to be "lemon" Pledge?
Seriously though, put any magnetized parts in the freezer for a day or two. The cold will rearrange the crystalline structure of the metal, releasing the magnetic flux. Also, make sure you have an insulating brass washer between the base of the coil, and the bracket it's mounted in.