In the world of heavy-duty pickups, competition under the hood is fierce, with major brands like Duramax, Cummins, and Powerstroke, making the list of the most reliable diesel engines ever built. In ...

GM recently allowed brief drives in the next-gen meaner, cleaner Duramax diesel engine, albeit in the lighter-duty G-van (Chevy Express/GMC Savana) application. Changes to the new D-max are ...

LML Duramax Diesel Photo by Brian Williams for Brenda Priddy & Co. Diesel may be in the dumps when it comes to pickup trucks, but things are starting to get hot in the heavy-duty segment. New federal ...