8-Speed Automatic, 4WD, Jet Black Leather. White 2019 GMC Sierra 1500 AT4 4WD 8-Speed Automatic EcoTec3 5.3L V8LOWEST TAX RATE IN THE STATE @ 6.25%. Selling and Servicing vehicles in Sandwich, Plano, Yorkville, Oswego, Naperville, Plainfield, Joliet, DeKalb, Elburn, St. Charles, Geneva, Batavia, Somonauk, Leland, Earlville, Mendota, Shorewood, Channahon, Aurora, North Aurora, Lisle, Ottawa, Dixon, Sterling, LaSalle, Peru, Rockford and Sugar Grove for over 4 Decades. ... see more