2025 GMC Sierra 2500 Vehicle Tow Bar Wiring

Features:

This complete kit includes everything you need to connect your RV's tail, brake, and turn signal lights to your towed car. Diodes prevent damage from electrical feedback. Includes 7-way to 6-way coiled adapter cord and 6-way socket.

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

Beginning with 2024 models, 2 additional diodes (sold separately) are required due to changes in the taillights.

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models.

Features:

This wiring kit carries your RV's brake and turn signals to your towed car's tail lights. Diodes prevent damage from electrical feedback. Connects RV and towed car with 4-pole flat plugs. Includes installation hardware.

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

Beginning with 2024 models, 2 additional diodes (sold separately) are required due to changes in the taillights.

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models.

Features:

This complete kit includes everything you need to correctly display your RV's brake and turn signals on your vehicle tail lights. Includes coiled 7-way to 6-way adapter cable and 6-way car-side socket.

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

Beginning with 2024 models, 2 additional diodes (sold separately) are required due to changes in the taillights.

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models.

Features:

This LED light bar is completely wireless, receiving brake and turn signals from a transmitter plugged into your vehicle's 7-way round. It runs on a rechargeable battery. Weatherproof and super durable, it mounts securely with heavy-duty magnets.

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

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models.

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:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models. Product is intended for vehicles with LED taillights.

Features:

This LED light bar plugs right into your 12V outlet and needs no hardwiring, while the transmitter plugs into your RV's 7-way socket. Uses a suction cup to attach to your car's back window.

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

Beginning with 2024 models, 2 additional diodes (sold separately) are required due to changes in the taillights.

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models.

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

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models.

Features:

Heavy-duty kit gets you tow lights that will last for the long haul, with rubber-coated housing, powerful magnetic bases, and a robust wiring harness. Displays brake and turn signals on your trailer or towed car. Comes with a handy carrying case.

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

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models.

Features:

These lights get turn and brake signals on your towed car without splicing into its wiring, eliminating the risk of damage from electrical feedback. They mount inside your vehicle's tail light housing, with the wiring out of sight.

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models. Product is intended for vehicles without LED taillights.

Features:

Get a head-start on wiring your towed car before you even get the installation started. This kit comes with butt connectors pre-installed and ready to splice into your wiring. Integrated block diodes protect your vehicle from electrical feedback.

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

Beginning with 2024 models, 2 additional diodes (sold separately) are required due to changes in the taillights.

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models.

Features:

This complete kit includes everything you need to carry your RV's brake and turn signals to your towed car's tail lights. Diodes prevent electrical feedback. The hybrid coiled/straight adapter cord is ideal for tow bars with channel guides.

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

Beginning with 2024 models, 2 additional diodes (sold separately) are required due to changes in the taillights.

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models.

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

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models.

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 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

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models.

Features:

This LED light bar is completely wireless, receiving brake and turn signals from a transmitter plugged into your vehicle's 4-pin round. It runs on a rechargeable battery. Weatherproof and super durable, it mounts securely with heavy-duty magnets.

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

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models.

Features:

Stick these magnetic 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

Beginning with 2024 models, 2 additional diodes (sold separately) are required due to changes in the taillights.

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models.

Features:

Diode kit allows you to use your vehicle's tail lights and wiring system while preventing feedback from your RV. Wires 2-wire and 3-wire systems to operate as a combined lighting systems. Includes 7-wire to 4-wire Flexo-Coil electrical cord.

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

Beginning with 2024 models, 2 additional diodes (sold separately) are required due to changes in the taillights.

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models.

Features:

This complete kit includes everything you need to carry your RV's brake and turn signals to your towed car's tail lights. Diodes prevent electrical feedback. The straight 7-to-6-wire adapter cord is ideal for tow bars with channel guides.

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

Beginning with 2024 models, 2 additional diodes (sold separately) are required due to changes in the taillights.

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models.

Features:

These bright little lights get turn and brake signals on your towed car without splicing into its wiring. They install right into the tail light housing, with the wiring out of sight. These ones are so small they'll be easy to find space for.

Tech Tip:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models. Product is intended for vehicles without LED taillights.

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:

Please refer to GM Wiring Instructions regarding installation beginning with the 2024 models. Product is for vehicles with progressive lit, 6-wire taillights.