Owner's Manual
Page 331
... may also be equipped with the seven-wire trailer towing harness. Trailer Wiring Harness Brown: Running Lamps White: Ground Light Green: Back-up Lamps Dark Blue: Electric Brakes Red: Battery Feed (The chassis wiring ring terminal must be fastened to a stud on the underhood electrical center before the trailer feed will...
... may also be equipped with the seven-wire trailer towing harness. Trailer Wiring Harness Brown: Running Lamps White: Ground Light Green: Back-up Lamps Dark Blue: Electric Brakes Red: Battery Feed (The chassis wiring ring terminal must be fastened to a stud on the underhood electrical center before the trailer feed will...