The federal agency is demanding failure and repair data from manufacturers to "hold [them] accountable for the continued system failures." ...

Diesel engines are known to be reliable and long-lasting, but they can also present unique maintenance issues that you must ...

The engines that power the vehicles we drive are exceptional machines. They're capable of generating insane amounts of power in a relatively confined space, and they can generally be expected to ...

We all know diesel engines produce Earth-moving torque to outclass gas engines in pulling power and heavy-duty workloads. We also know that diesels could outlive a similar gas engine, given proper ...

Diesel engines are notoriously robust, but if the fuel they run on gets contaminated, the engine can suddenly become much ...

Water injection is a tried-and-true method for cleaning up the combustion process in a diesel engine. It reduces both combustion temperatures and the resulting particular emissions. But what if you ...

NACFE’s Run on Less—Messy Middle showed top diesel fleets reaching 11.6 mpg through data-driven efficiency and disciplined operations. The study confirmed trucking’s shift toward purpose-built ...

Diesel engines still offer unmatched torque, with mileage, and are best suited for highway runs, making them an ideal choice ...

Diesel fuel inventories in the U.S. are at their lowest level since 2008, right when the country is approaching high-demand season. Reporting that the Energy Information Administration (EIA) said that ...