By Jim Meachen and Ted Biederman
At the turn of the century Nissan decided to enter the lucrative full-sized pickup truck market dominated for an eternity — or so it seemed — by the U.S. big three — Ford F-150, Chevy Silverado and Dodge Ram. Nissan figured even a small piece of this giant pie could yield big returns. The Titan, introduced as a 2004 model, featured aggressive good looks, some neat standard equipment, a base 5.6-liter 317-horsepower V-8, and four doors.