Return To MrTruck Visit MrTrailer MrTruckTV – YouTube 2020 Chevrolet Silverado 3.0L Duramax Delivers EPA-Estimated 33 Miles Per Gallon Highway With all-new turbo-diesel engine, Silverado delivers full-size truck capabilities with highway fuel efficiency of some family sedans DETROIT — 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 … Continue reading 2020 Chevrolet Silverado 3.0L diesel 33 MPG