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robstecs's avatar
robstecs
Explorer
Aug 14, 2016

Help with Electric brakes lockup when first connected

Tekonsha P3 3036 P brake control adapter 2016 Ford F-150 2.7 with tow package When I first connect my travel trailer with electric brakes to my pick up the brakes will lock up every time I even ...
Second_Chance's avatar
Second_Chance
Explorer II
Aug 14, 2016
Your problem may be mechanical rather than electrical. The humidity has been extremely high here in Maryland lately. Rusting inside the brake drum can cause brakes to grab or lock up until the rust wears off. After it's been sitting for a while, you might pull a hub and drum to check.

Rob

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