This is my dilemma. My local dealership has a 2003 Yukon Denali (Garnet Red/tan, 67k, sunroof, rear captain seats, tow pkg, one owner) for $13200 firm, and a 2005 Yukon Denali (white/gray, 84k, sunroof, rear bench seats, factory NAV, factory DVD, tow pkg, one owner) for $16200 firm. Both cars...