2015 RAM Integrated Brake Controller.
I have read on various forums that the integrated brake controller on the 2015 RAM trucks only provides 70% max voltage to the trailer brakes and that is not enough for 12" brakes. I am not sure if t...
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I might be wrong, but I think the issue was only on some 3500 trucks. Double check before you get too worried about it, but I think a 2500 is fine. Its something to do with the electronic tuning.
