A new tech barge in old SUV clothing, the Dodge Durango Hybrid features an impressive array of cabin tech and one of the most advanced power trains in a production vehicle. This truck is big, with seating for seven, plus cargo space, all riding high in classic SUV fashion. But environmentalists could learn to love it as it turns in fuel economy equivalent to a V-6 sedan. We take a close look at this behemoth, maximizing our city mileage and testing out the cabin tech.