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 ...

General Motors has enjoyed many collaborations, but for diesel heads, the most iconic and industry-shaping was with Isuzu. At the turn of the new millennium, the two companies partnered together to ...

High mileage on a 6.6 Duramax is less about a single scary number on the odometer and more about how that number lines up ...

The popularity of various engine designs typically fades over time as technological advances provide more power, better fuel economy, or both. Flathead designs gave way to overhead valves, and inline ...