Three failed 5th-gen Cummins engines were torn down, and the same core problem kept surfacing – just in different forms.

The 3.0L I6 LZ0 Duramax makes more power and torque than the LM2 that it replaces. That said, it isn't without it's faults, as highlighted in a new video.

The L5P Duramax diesel V8 is what powers heavy-duty work trucks like the 2025 Chevy Silverado 2500 HD and is an amazing powerhouse. It didn't exactly start off that way back in 1984 when GM first ...

Ddiesel engines have their benefits, it's just that quick acceleration isn't one of them. They're limited in rpm compared to gas engines, due to factors like their higher compression ratios, and that ...

General Motors has released an urgent service update for certain units of the 2024 Chevy Silverado HD which may have contamination in the engine coolant, requiring a coolant flush and replacement of ...

Diesel Exhaust Fluid systems have been plagued with reliability issues, raising questions about the EPA's approach to ...

Internal combustion engines — including those that run on diesel fuel — rely on various systems, accessories, and electronics to keep the pistons moving and your wheels turning. Of those systems and ...

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 ...

A Circle K gas station in El Paso, Texas had a bit of a mix-up during a third party fuel delivery, resulting in a bad ...

The war in Iran has disrupted supplies of diesel, used to power trucks and heavy equipment, much more than gasoline, which is primarily used in passenger cars. By Emmett Lindner The price of diesel ...