Trailer Wiring Connector (7-pin) - 2014-2018 Silverado In 2014 GM decided to install their trailer wiring connector upside down on the Silverado/Sierra. The 7-pin connectors are designed so that after you plug in your trailer the flap comes back down on top of the plug and there is a small latch on the flap that hooks over a corresponding bump in the plug to prevent it from coming out. HOW TO FIX NOT HAVING +12 VOLTS ON YOU 7 PIN TRAILER Click to view on Bing2:37this video shows how to get the +12 volts working on your 7 pin trailer lighting connector. step by step fix instructions. 2006 silverado and similar gm vehi..Author: Steve OViews: 177K 7 Pin Trailer Wiring Diagram Gmc | Trailer Wiring Diagram 7 Pin Trailer Wiring Diagram Gmc – 2014 gmc 7 pin trailer wiring diagram, 2016 gmc 7 pin trailer wiring diagram, 7 pin trailer wiring diagram gmc, Folks comprehend that trailer is a car comprised of very complicated mechanics. This vehicle is designed not just to travel one location to another but also to carry heavy loads. This guide will be talking 7 Pin Trailer Wiring Diagram Gmc. 7-Pin Connector | Chevy Colorado & GMC Canyon I think you're mis-understanding the wiring - the always hot lead on the truck connector isn't a "charge" wire, it's for auxiliary power. This being always hot is standard, just google 7-pin wiring diagram, I'd expect all the results to show the same. Gm Trailer Harness Wiring Diagram 7 Pin Plug PDF fileGm Trailer Harness Wiring Diagram 7 Pin Plug 7 Pin Trailer Tow Hitch Harness Receptacle Plug for Chevy GMC Pickup GM SUV RV. $5, Buy It 118384 T-One Trailer Hitch Wiring Harness GM vehicles with 7 pole plug. $27 #14 Ford 7 Pin Trailer Wiring Diagram | Free Wiring Diagram Ford 7 Pin Trailer Wiring Diagram - Collections Of 7 Wire Trailer Wiring Diagram Best ford F350 Westmagazine 0 – Wiring. Wiring Diagram for Chevy Trailer Plug New Dodge Caravan Wiring. 7 Way Trailer Plug Wiring Diagram Gmc – Wiring Diagram Collection. Wiring Diagram for Hopkins Trailer Plug Inspirational Hopkins 7 Pin.