( http://www.TFLtruck.com ) The 2015 Chevy Silverado 3500 Diesel Heavy Duty pickup truck is a work horse that's built to haul and tow as much wight as possible. For 2015 Chevy has updated their HD trucks with an all new design, interior and even exhaust brake. However the Duramax Diesel engine remains the same. So how does this big rig haul and drive. In another accurate, fun and informative TFLtruck review, Roman drives and reviews the newest heavy duty Chevy dually pickup.