Originally Posted by Zulu95

The slip ring needs to be changed or they cannot plug in the 2 wire harness for the heater. There should be a fuse at position 29 and a green relay installed. No reprogram required. The dealer should be able to do this as we owners worked it out a long time ago!
Check out this article:
http://xoutpost.com/pdf/Heated%20wheel%20retrofit.pdf