Trailer Wiring Harness Installation - 2003 Chevrolet Silverado Video

We have just what you need. Sounds like your trailer has a flat 4-way connector and your SUV has a 7-way blade connector which are both very popular trailer wiring connectors. What you need is the part #PK12716. This will plug into your 7-way and…

The 7-Way trailer connector on the back of your 2003 Chevy Silverado should have a round plug behind it that plugs into another harness that continues up to the front of the truck. What you can do is use #C55774 which comes with a new mounting…

I can't help you with the power adapter for your older backup camera since we never carried that part, but I can help you make it so the tow vehicle you have won't continue to charge a trailer's battery when the vehicle is…

As you mentioned, this is normally the accessory battery draining the starting battery (tow vehicle) and most of our products like the Battery Isolation Solenoid, Item #PK5231201, are focused on preventing this situation. It is possible to set this…

It's a wire color difference but not a function difference on the pins of the 7-way. The difference comes from the fact that the two different styles are representative of two different areas that uses trailers. Traditional is usually seen on…

Yes. When installing the Tow Ready Battery Isolator Solenoid #PK5231201 we do recommend installing a 40 amp circuit breaker #9510 in line to protect your system.

The Battery Isolation Solenoid #PK5231201 can be used to protect your vehicle battery. The battery gets connected to one side, the accessory/ignition gets connected to the middle and the other side gets connected to your trailer battery. You can…

You can power the winch off of a battery on your trailer that is connected to the 7-way on your Ram 3500. The 12v wire on the 7-way will keep your battery charged. If you end up running the winch off of one of your truck batteries I recommend adding…

If all you want is to prevent the 12 volt power supply of your trailer battery wiring from backfeeding onto your vehicle wiring or vice versa what you need is a one-way diode like part #RM-690. This only allows current to flow in one direction so…

First, the wiring on a trailer connector can provide a maintenance charge to a 12 volt battery on a trailer but it will not be able to fully charge it. The 12 volt circuit on a 7-Way is already circuit protected so a separate fuse or breaker should…

The 12 volt outlet on the Hopkins Multi-Tow Trailer Connector Adapter, #HM47675, can be used to maintain a trailer battery but it will not be able to charge it. The gauge wire used to provide power to the 7-Way is too small to effectively charge a…

If the 12V power for the 7-Way connector is active it will pull power when the vehicle is off and installing a Battery Isolation Solenoid #PK5231201 would definitely help you avoid this situation and keep your cargo trailer interior lights running…