do-work-son Posted May 9, 2012 Report Share Posted May 9, 2012 Pick up a set of trail tech light and there are two small gauge black wires wondering how I tell witch one is ground and power ? Or does it matter ? Quote Link to comment Share on other sites More sharing options...
Starwriter Posted May 9, 2012 Report Share Posted May 9, 2012 Unless they're LEDs, it doesn't matter. Quote Link to comment Share on other sites More sharing options...
Infamous039 Posted May 9, 2012 Report Share Posted May 9, 2012 Doesnt matter which side you hook the black wires to, they figure out on there own. Quote Link to comment Share on other sites More sharing options...
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