Heavy-duty pickups and long-haul trucks rely on torquey diesel engines that are more economical, reliable, durable, and have a more straightforward construction than a comparable unleaded gas engine.

Diesel engines are torquey and efficient powerhouses capable of outlasting a comparable gas engine. But despite their robust build quality and beefier internals, there are things to avoid if you have ...

Many diesel engines don't appreciate being run out of fuel and will exhibit this behaviour if you allow them to run dry. That's because a lot of diesels have a fuel system that doesn't automatically ...

A lift pump and a fuel pump might be part of the same system that delivers fuel to a diesel engine, but they have very different roles to play.