NACFE’s new Messy Middle Powertrain Service & Maintenance report says keeping modern diesel engines running now depends as ...

Westport HPDI system allows trucks to run primarily on natural gas while maintaining familiar diesel maintenance practices.

While diesel engines don't need spark plugs, they do need air ventilation for proper combustion. This is a problem for vessels traveling underwater, such as submarines. Yet diesel submarines exist and ...

Chevy's 6.6L Duramax offers high performance and lousy MPGs. If you want a comparable diesel engine with better gas mileage, ...

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Diesel engines lack the spark of gas engines, both literally and figuratively. They don't need a spark plug since they ignite the fuel using only compression, but also lack the 'je ne sais quoi' that ...

You don't always need tons of power to get the job done—this S-10 is going strong with a 1.6-liter non-turbo diesel engine. First, the bed was filled with approximately 300 pounds of a Chevy 350 ...

A Duramax Diesel GMC truck on the highway. - Brandon Woyshnis/Getty Images Let's make something clear from the outset. We aren't talking about diesel engines for marine applications or for 18-wheelers ...

The Ram 2500 diesel is considered a reliable workhorse of a vehicle, but even a truck with such a solid reputation often ...