Q: tralier coupler on 2002 GMC Sierra 1500

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
getting no power to my factory trailer coupler to make my boat trailer lights there a fuse somewhere?
(1) Answer
(1) Comments
Which lights are not working - all of them? There is not one fuse that would take out ALL of the trailer lights. If everything is dead there may be a problem where the trailer harness plugs into the junction block at the rear of the truck.