LS 2012 Used Automatic Gasoline mileage: 525 KM or more Used 2012 Silverado, automatic, without 4WD. Mileage: 550,000 km, genuine, my father was the first owner. There is a noise in the differential (crown wheel). There is an exhaust leak from the front near the engine. Engine is good, transmission is good. Body is good. 6 cylinder. Inspection has expired and registration is one month overdue.