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trailer brakes

  1. Towing & Hauling
    My 2016 Sierra HD2500 with factory ITBC connected to electric over hydraulic travel trailer disc brakes has recently started to not work properly. When testing the situation while parked and pulling the break away they always seem to work properly. While in motion using the manual lever on the...
  2. 11-16 LML Duramax Powertrain
    In my 2013 3500HD,new to me last fall, while pulling my new 2020 5th wheel weighing about 12 K with Electric Brakes, when the brakes are applied hard the IBC controller maxes out to a gain of 10 but it doesn't seem to have allot of stopping power coming from the trailer ( some but not allot)...
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