Matt Nelson is an automotive journalist with nearly a decade of experience in all things cars. He's spent years working at dealerships in sales, finance, and service. He's since traded in his pens and ...

Charlen holds a BA Languages & Culture degree and has over a decade of experience in automotive journalism. His work experience includes stints at CAR Mag and News24 Motoring. Charlen didn't grow up ...

How does a 106-year-old company built on diesel engines evolve to thrive in a decarbonized future? Jennifer Rumsey, SM ’98, the chair and CEO at Cummins, is leading the way to answer that question by ...

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 ...

Internal combustion engines are incredibly complicated machines that many of us interact with on a daily basis, but don't completely understand. You get in your car, turn the key or push the start ...

New EPA 2027 emissions rules also mean new diesel engine oil specs. A new generation of heavy-duty engine oils will feature lower viscosity, improved thermal resistance, and possibly longer oil drain ...

Michael Leamy receives funding from the National Science Foundation, the Department of Energy, General Motors, and other government agencies and corporations. Gasoline fuels most light-duty vehicles, ...

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, ...

The first generation Suburban Diesel made its debut for the 1982 model year – nearly ten years after the launch of the seventh-gen Chevrolet Suburban – with the naturally aspirated 6.2L V8 LH6 diesel ...

COLUMBUS, Indiana—To comply with 2027 emissions regulations, new powertrains must make performance compromises. Despite the added weight and backpressure of a larger aftertreatment system, Cummins' ...

With labels stating "diesel fuel only" and the existence of separate gasoline and diesel pumps, most people know there are distinct differences between gasoline and diesel vehicles that go beyond the ...

Both diesel and gasoline engines burn fuel to produce power, but they do it in different ways. While a gas engine uses spark plugs to ignite the air/fuel mix, diesels have no spark plugs and rely on ...