Setting Up a 2009 Ford E-350 Van without Factory Towing There are 3 options from the manufacturer for the 2009 E-350 Ford Van. Factory 7-Way trailer wiring, factory 4-Way trailer wiring, and no existing trailer wiring. I will go over all three since you did not indicate which one your vehicle has. 2009 Ford Van Trailer Wiring | etrailer Fastest shipping available and a lowest price 2009 Ford Van trailer wiring guarantee. Expert lifetime technical support on all purchases. Complete 2009 Ford Van Trailer Wiring installation instructions and customer reviews. Call 800-298-8924 to place your order or order online at etrailer.