2021 GMC Sierra 3500 Vehicle Tow Bar Wiring

Features:

This wiring kit carries brake and turn signals from your motorhome to your towed car while you're flat towing. Diodes protect your car from damage from electrical feedback.

Tech Tip:

Product is intended for vehicles with LED taillights.

Features:

Stick these heavy-duty magnetic lights on the back of your car and they'll stay there. Nice and secure, these are also the easiest way to get brake and turn signals on your towed car, trailer, or cargo carrier without doing any hardwiring.

Installation Notes:

Battery must be disconnected for towing. One disconnect is needed for each starter battery. Please check owner's manual.

Quick Battery Disconnect in Accessory Parts above is for Gas models. Diesel engines need part RM93MR. One disconnect is needed for each starter battery.

Automatic Battery Disconnect RM-765 and RM-766 cannot be used on diesel vehicles or vehicles with dual batteries

Features:

Stick these bright, efficient LED lights on the back of your car and plug them in - done. This is the easiest way to get brake and turn signals on your towed car, trailer, or cargo carrier without doing any hardwiring. Requires 4-pole flat plug.

Installation Notes:

Battery must be disconnected for towing. One disconnect is needed for each starter battery. Please check owner's manual.

Quick Battery Disconnect in Accessory Parts above is for Gas models. Diesel engines need part RM93MR. One disconnect is needed for each starter battery.

Automatic Battery Disconnect RM-765 and RM-766 cannot be used on diesel vehicles or vehicles with dual batteries

Features:

If you want to flat tow your vehicle with animated rear lights and have to use a battery bypass, use this kit to connect power and signal from your motorhome or tow rig. The tail lights will work properly without damaging your vehicle.

Tech Tip:

Product is intended for vehicles that have progressive lit taillights, which have a 6-wire taillight.