Green pump for diesel, blue for gas – but what’s the difference?

Unseen and often forgotten, fuel filters are a small but critical part of a vehicle’s fuel supply system. Here’s what can ...

It may be a main power source for modern work trucks, but these obscure diesel engines show compression ignition designs have taken lots of forms in the past.

Fuel pumps that were replaced as spare parts between June 2017 and October 2023 are also being checked.

Paccar is recalling more than 5,600 Kenworth and Peterbilt trucks equipped with recalled Cummins X15 engines. Also: Mack ...

Searching for a fuel-efficient car on a strict budget? Check out these 10 fuel sippers that cost less than $10,000.

Gasoline and diesel fuel are both made from crude oil, a fossil-based energy source. But they have different chemical properties that require different types of engines. In a gas engine, a small ...

Gasoline fuels most light-duty vehicles, such as passenger cars and pickup trucks. Heavy-duty vehicles, like buses, delivery trucks and long-haul tractor-trailers, typically run on diesel.

The positive pressure also helps to prevent a vacuum from developing in the tanks as the engines draw fuel from the tanks. Tank pumps or fuel booster pumps (controlled by the pilot). Each tank has two ...

Diesel fuel injectors play a significant role in ensuring your vehicle is running at its best, so if you notice any of these ...