Gm 7 Pin Trailer Wiring Diagram Picture. Red 12 volt auxiliary power. Brown pin for unwanted markers tail lights and running lights.
Purple for copy lighting. Click save icon to download the graphics to your pc. Green pin yellow pin for appropriate brake light and turn mark.
It may transfer power better hence the connector is recommended for higher level electric in the vehicle.
It may transfer electricity better hence the connector is recommended for higher level electric in the vehicle. White pin to your floor. Hopkins hm 40975 11998 kit includes 4 and 7 prong plug and a 7 prong connector with long wire leads. Purple for backup lighting.