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Old 06-29-2008, 02:19 AM   #11 (permalink)
Whitehorse
Junior Member
 
Join Date: Nov 2007
Posts: 10
If none of your lights work on the trailer, (brake, running) you probably have a ground problem on the truck side. If you have a ground problem on trailer side, you should get a ground through the ball, unless it is really rusty.
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