2014 Chevrolet Tahoe Owner Manual - Page 327
2014 Chevrolet Tahoe Manual
Page 327 highlights
Driving and Operating The seven-wire harness contains the following trailer circuits: . . 9-69 Heavy-Duty Trailer Wiring Harness Package ... Brown: Taillamps White: Ground Light Green: Back-up Lamps Red: Battery Feed* Dark Blue: Trailer Brake* Yellow: Left Stop/Turn Signal Dark Green: Right Stop/Turn Signal Brown: Taillamps White: Ground Light Green: Back-up Lamps Red: Battery Feed* Dark Blue: Trailer Brake* The vehicle is equipped with the seven-wire trailer towing harness. This harness with a seven-pin universal trailer connector is attached to a bracket on the hitch platform. The seven-wire harness contains the following trailer circuits: . . ... *The fuses for these two circuits are installed in the underhood electrical center, but the wires are not connected. They should be connected by your dealer or a qualified service center. If charging a remote (non-vehicle) battery, press the tow/haul mode button located at the end of the shift lever. This will boost the vehicle system voltage and properly charge the battery. If the trailer is too light for tow/haul mode, turn on the headlamps as a second way to boost the vehicle system and charge the battery. *The fuses for these two circuits are installed in the underhood electrical center, but the wires are not connected. They should be connected by your dealer or a qualified service center. Yellow: Left Stop/Turn Signal Dark Green: Right Stop/Turn Signal