Truck blows fuse when hook trailer up
dyarbro901
Reg. Jan 2010
Posted 2011-06-28 10:02 PM (#135252)
Subject: Truck blows fuse when hook trailer up


Member


Posts: 24

I have had a problem with the running lights on my trailer.  I have a 2001 Exiss gooseneck and a 2005 GMC diesel 3/4 ton truck.  I've had problems on two occasions that when I plug the trailer into the truck it blows a fuse and the running lights don't work.  I had this problem once and a trailer repair place worked on it forever to find the short and said they had to rewire the trailer.  I don't want to pay for that again and wondering what might be causing the problem.  My brakes, brake lights and turn signals all work - but am curious as to why this keeps happening.  I had someone check the 7 way plug and it's good.
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skippyvcu
Reg. May 2006
Posted 2011-06-29 7:00 AM (#135256 - in reply to #135252)
Subject: RE: Truck blows fuse when hook trailer up


Regular


Posts: 87
252525
Location: Williamsburg VA
Somewhere is the running lights circuit in the trailer you probably have the positive wire shorting out. It could be in one of the lights or somewhere in a wiring run where something has cut through the insulation. I would probably rewire the trailer.
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yeehaw
Reg. Mar 2010
Posted 2011-06-29 7:07 PM (#135281 - in reply to #135252)
Subject: RE: Truck blows fuse when hook trailer up


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Posts: 178
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Location: Richmond, Ky
sometimes mice like to chew on wiring and they can really cause you some grief, I would at least rewire the running lights. Check and make sure if you have any wiring running thru channels or tubing especially where the wires enter or exit you might just have a wire rubbing against metal. Good Luck
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gonzo1066
Reg. Oct 2010
Posted 2011-06-29 7:36 PM (#135283 - in reply to #135252)
Subject: RE: Truck blows fuse when hook trailer up


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Posts: 264
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Location: Sumas Washington
I have worked on several trailers with wiring problems.  The most common spot is at the right rear (sometimes left rear) of the trailer.  Some companies have wires that are routed under the lower bumper area of the trailer..  Often this gets dragged when crossing deep ruts or gutters.  This tears the wires.    One place to check.  there are many more..
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dyarbro901
Reg. Jan 2010
Posted 2011-06-29 9:14 PM (#135290 - in reply to #135252)
Subject: RE: Truck blows fuse when hook trailer up


Member


Posts: 24

Thanks, I will check those places - and hope it's really obvious or i'll just have to take it to someone to get rewired.  Ugh - i do love my trailer and i do love my horsecamping, but you really have to have lots of money and patience OR married to a handyman.  I'm losing both of the first two and my husband is a carpenter - quick to tell you not an electrician or a plumber!!!

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