2014 GMC Sierra 1500 SLT Priced below KBB Fair Purchase Price! Odometer is 32801 miles below market average! Reviews: * New, more fuel-efficient engines; improved interior; quiet highway ride. Source: Edmunds * The 2014 Sierra?s innovative powertrains and handsome aesthetics should appeal to longtime GMC fans and tempt buyers new to the brand. In just one of many mine is bigger battles in the half-ton truck market, the 2014 Sierra?s 12,000-pound max tow rating is expected to be king ? at least for now. Source: KBB.com