where is the commutator interuptor switch located on 2006 Ford F-150

I was told it is located on the steering column but i can not find it

Asked by for the 2006 Ford F-150
I gotta tell you I do not have a clue what switch you are referring too. Lots of folks call things differently in this business but a commutator just is not in my brain. Can you tell me why what kind of problem you are having?