Operation CHARM: Car repair manuals for everyone.

Trailer Tow Package Wiring

Vehicles equipped with the trailer towing package have the additions to support the trailer wiring:
^ A set of relays in the engine compartment and connector on the rear lamp wiring, located in the rear bumper area.
^ Trailer feed wiring is supplied with the vehicle and installed at the time of pre-delivery.
^ Vehicles are equipped with a wiring feed, located under the instrument panel, for a trailer brake control unit.