Misfueling a gasoline car with diesel is one of those mistakes that goes from embarrassing to expensive in a matter of ...

A Reddit thread sparked discussion on whether driving a diesel engine uphill before it warms up causes damage. Experts and ...

You own a diesel-powered vehicle and are thinking of giving it a tuneup. But does your diesel even have spark plugs to change? The short answer is no, diesel engines do not have spark plugs. Instead, ...

Cold weather adversely affects diesel engines more than gas engines, but that’s only partly due to the engine itself. Diesel engines are inherently harder to crank over to start than gas engines, and ...

Internal combustion engine blowby, whether gasoline or diesel, occurs when part of the compressed mixture of air and fuel leaks past the piston rings during the compression or power strokes of a ...

Any certified gearhead knows that diesel engines do not use spark plugs. But why not? If power in an engine is created by combustion or explosion of flammable liquids, won't a spark plug in a diesel ...

Dieselgate started back in 2014, but it has never really ended, as more and more allegations roll in of defeat devices across the diesel spectrum. From VW and Daimler to Cummins and Bosch, the EPA, ...