Why do my trailer brakes lock up regardless where my controller is set at?
Wednesday, June 12th, 2019 AT 5:13 PM
1 Reply
JACOBANDNICKOLAS
MECHANIC
109,885 POSTS
Welcome to 2CarPros.
The brake controller basically works as a rheostat. The harder the brakes are applied, the more current is sent to the trailer brakes. Is the controller new?