running lights on the trailer
I have a 2014 chevy silverado z71 4x4 with trailer towing package. It has a 5.3 v8. When i hook up my trailer I don't have any running lights. I took it back to the dealer and they tested the trailer ...
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Check brown wire on your truck's 7 pin outlet to insure 12 volt is present when the headlights are on. Often pin 3
Or you can buy something like this:
http://recstuff.com/trailer-accessories/electrical/led-connector-tester-plastic-7-way-round-rv-blade/?gclid=CPXhh6vo5s0CFQUFaQod-gQBQA
Or you can buy something like this:
http://recstuff.com/trailer-accessories/electrical/led-connector-tester-plastic-7-way-round-rv-blade/?gclid=CPXhh6vo5s0CFQUFaQod-gQBQA
