Flat Tow Wiring Harness Specs:
Accessory Parts:
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.
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