2002 Dodge Ram Pickup Trailer Wiring | etrailer 2002 Dodge Ram Pickup Trailer Wiring. Select Vehicle Style: Go. Trailer Wiring x > Filter Results Go. Combined wiring system - brake and turn signals are sent along the same wire. Curt Powered Tail Light Converter with 4-Pole Flat Trailer Connector 1500 without factory trailer connector 2002 Dodge Ram Hitch Wiring - CARiD wwwd››Trailer Hitches›Hitch Wiring›Dodge›RamDodge Ram 2002, Towing Wiring Harness by Tekonsha®. One-year warranty. Wire up your tow vehicle and trailer with whatever it takes to get your trailer lights on, the electric brakes slowing down, and the trailer battery charging.