alarm
I have a 2017 GMC 3/4 ton truck. Just purchased it. Old 2012 dd not have this problem. It brings in an intermitted alarm on dash that says check trailer wiring. The longest it has stayed on has b...
Forum Discussion
Did you check each brake connection at the axles?
Does your umbilical cord have a molded connector? If it does replace it.
Have you checked connections on trailer junction box where brake away connects into system?
Does your umbilical cord have a molded connector? If it does replace it.
Have you checked connections on trailer junction box where brake away connects into system?
