The 2020 Chevrolet Silverado 1500 with the available, all-new 3.0L Duramax turbo-diesel engine delivers an EPA-estimated 33 mpg highway and 23 city in rear-wheel-drive models. EPA-estimated fuel economy for four-wheel drive models is 29 mpg highway/23 city. With an SAE-certified 277 horsepower and 460 lb-ft of torque, the Silverado 3.0L Duramax with four-wheel drive is also […]