Which Wire on Truck 7-Way is Used for Reverse Lights for Truck Camper  

It sounds like you are having trouble with the signals and getting power to your trailer connector on your 2003 GMC Yukon XL. The type of trailer socket that carries reverse light signals is the 7-way type, like #37185, which is included in our 7-way…

To determine the correct wiring for your trailer you will need to use a circuit tester, item #PTW2993, and attach the wires from the connector by function only. The light wires should be as follows, red is the stop turn wire and the black is the…

When it comes to wiring an LED taillight like the Sealed 4" Round LED Trailer Stop, Turn and Tail Light #STL42RB with Pigtail Harness, #A45PB, the red wire is for stop and turn, the black for running lights, and the white wire will need to be…

A 4-Way trailer connector has the basic lighting functions only; running lights, left turn signal and brake lights, right turn signal and brake lights, and ground. A 7-Way has these functions and a 12 volt circuit, a circuit for electric trailer…

It could be a tow package fuse on the vehicle. Use the owners manual to find the locations of fuses/relays related to the tow package wiring to check them and replace as needed. If the issue is not a fuse or relay then you can test the vehicle side…

Lance does have a proprietary plug, but many customers see a standard 6-way or 7-way round and notice it doesn't fit their factory 7-way as well. I've attached an article to help if you have one of the 7-way or 6-way round connectors which we…

The difference between the Class II and Class III hitches has to do with their Gross Trailer Weight (GTW), their Tongue Weight (TW), and their Hitch Receiver Size. Class II trailer hitch receivers have a 1-1/4 inch receiver and can be rated up to…

Hey there Jeff, thanks for the question and I can definitely get you all the parts needed to flat tow your 2014 Chevy Silverado 1500 behind your motorhome. I'll go ahead and list everything out for you to make it easy to order. - Base Plate Kit:…

That's a very good question, we tend to be extra cautious and say to use 10 gauge wire because that would be more than enough. When you get into longer trailers that will end up using a lot of wire the heavier gauge wire becomes more necessary.…

When wiring a trailer connector, it is best to wire by function, as wire colors can vary. We have an excellent wiring diagram on our website, I will provide you a link so you can look at it. If you are looking at the inside of the trailer connector…

Going by the colors that you mentioned, it sounds like you have the typical set-up, green wire for right turn and brake, white wire for ground, yellow wire for left turn and brake, brown with green wire for right side running lights, and brown with…

I have added a photo detailing the wiring connections for the Pollack Heavy-Duty, 7-Pole, Round Pin conncetor, #PK11700, see link. This is a SAE J560 compliant connector. The wiring diagram for the vehicle side connector, #PK11720, is pictured also.…