You don't want to put diesel in a gas engine. It's actually a major problem for your car, especially if you start the engine. Diesel and gasoline are totally different types of fuel, and engines are ...

Diesel engines can be more efficient than gasoline engines, but that's largely due to DEF. Here's what it does, how it helps, ...

On a ho-hum Friday in Southington, Connecticut, drivers pulled up, swiped their cards, and filled their tanks. But by the time they left Metro Gas, their engines were struggling. Soon, some wouldn’t ...

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, ...

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 ...