2024 Chevrolet Silverado 2500HD High Country. 2024 Chevrolet Silverado 2500HD High Country New Price! 2024 Chevrolet Duramax 6.6L V8 Turbodiesel Silverado 2500HD 10-Speed Automatic 4WD ***6 Year 100,000 Mile Warranty***, ***One Owner***, ***Includes two sets of keys and a... via AutoRevolution