Recent Arrival! Complimentary YOUNG AUTO CARE comes with each vehicle purchase including complimentary oil changes and tire rotations..EcoTec3 5.3L V8 Flex Fuel 6-Speed Automatic Electronic with Overdrive 4WDAwards:* 2014 KBB.com Brand Image AwardsReviews:* 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* New, more fuel-efficient engines; improved interior; quiet highway ride. Source: EdmundsTax, title, license and doc fees extra.