Originally Posted by clatla
I just bought another factory controller form the dealership today as I had thought mine had malfunctioned. I installed it and plugged the trailer into the truck and same issue. The trailer brakes are making a faint clicking sound. About once or twice a second. I verified when the drums were off that the magnets were energizing and releasing. Thus the clicking noise. Can someone out there please hook up to their trailer and see if their truck does the same thing.
If my parts come in and my controller is installed tomorrow I will check it at the 7 pin bumper connector with a tester and post back.
I can't try the trailer right now because it's in storage.