Clean CARFAX. 10-Speed Automatic, 4WD, Jet Black Leather. Silver Ice Metallic 2020 Chevrolet Silverado 1500 LTZ 4WD 10-Speed Automatic 3.0L I6 Dublin Chevrolet GMC Nissan has been serving the local community for over 15 years!! Odometer is 30861 miles below market average! 23/29 City/Highway MPG.