Diesel's glory days are long behind it, but automakers like Stellantis are ensuring that it will still have a role to play in ...

Looking for a diesel SUV in 2026? We rank the best new diesel SUVs still on sale and recommend the top lightly used ...

Gasoline and diesel engines feature many differences aside from fuel type. Compared to gasoline engines, a diesel is typically a lower-revving, torquier design, hence why it's often preferred over ...

Sergiu is a mechanically minded car enthusiast about to finish his university degree. From attending car meets and expositions to creating automotive content, Sergiu thrives in the presence of cars.

A West Coast CAT dealer built three of these in the 1950s, but none of the originals survived. This recreation is a tribute ...

Reefer fuel is similar to the standard diesel fuel sold at the pump, but it's intended use is far different. That's why using ...

Diesel fuel powers the country. If that sounds dramatic, think of all the trucks, buses, and ships you see every day. Most of them carry diesel engines instead of the gasoline engine or electric ...

You may have noticed that diesel drivers tend to idle their engines after driving, typically when finishing a journey, instead of switching off the engine immediately. This action may seem lazy or ...

While diesel-powered passenger cars were quite successful in Europe and other parts of the world, they didn't quite catch on in the US. For decades, diesel engines were predominantly present in trucks ...

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 ...

Apart from the very curious, not many people ask why diesel engines, compared to gasoline, run higher compression ratios. The argument is reasonably straightforward and starts with fuel ...