2027 vs 2026 Chevrolet Silverado HD: What Changed?
The 2027 Chevrolet Silverado HD brings major mechanical upgrades to the Silverado 2500 HD and 3500 HD. The biggest change is an all new available 8.3L Duramax Turbo Diesel V8 producing 555 horsepower and 1,230 lb ft of torque, helping increase maximum available towing to 38,000 pounds. The 2026 Silverado HD remains a serious heavy duty truck with up to 36,000 pounds of available diesel towing and a proven 6.6L Duramax. For truck shoppers in West Mifflin and near Pittsburgh, McKeesport and McMurray..