CLEAN CARFAX! ONE OWNER!, HEATED SEATS!, And LEATHER!. Extended Cab! 4WD! Are you still driving around that old thing? Come on down today and get into this beautiful 2009 GMC Sierra 1500! This Sierra SLT is still a pretty special truck, showing off the superior ride and handling that have earned it accolades from pretty much every reviewer who got behind the wheel. The drivability is good enough to be a capable commuting vehicle for someone who wants a pickup on the weekend for hauling toys or projects. J.D. Power and Associates gave the 2009 Sierra 1500 4.5 out of 5 Power Circles for Overall Initial Quality. DCH - Delivering Customer Happiness.