The emissions system at the heart of the global Volkswagen diesel mess comprises many complex components, all of which have to work perfectly and consistently all the time, or the vehicle will fail to ...

The air filter setup on most diesels is the same as on gasoline-powered vehicles, with the filter located inside the cold air collector box located under the hood. You have to take one big precaution ...

Jacobs Vehicle Systems' new Active Decompression Technology enables a diesel engine stop-start system while eliminating engine-shake at both start-up and shutdown. Jacobs Vehicle Systems has ...

Commercial trucking is one of the most data-rich industries on the planet - and yet, for decades, most of that data went ...

A new product from Penray is said to fight asphaltene build-up and cleanse contaminants and deposits from diesel fuel. The company’s Total Diesel Fuel System cleaner dissolves and prevents the ...

Is your diesel truck struggling with poor engine performance, sluggish acceleration or reduced fuel economy? You might have a problem with your exhaust gas recirculation system. That might seem like a ...

The U.S. Environmental Protection Agency (EPA) is escalating its response to consumer complaints regarding Diesel Exhaust Fluid (DEF) system failures, announcing a new investigation aimed at major ...

BAE Systems is a multi-national company that says it has built HybriDrive electric powertrains for more than 3,500 transit buses in cities around the world, plus many thousands of straight diesel ...

High-pressure common rail fuel (HPCR) systems are standard on nearly every diesel engine today, from heavy equipment to over-the-road trucks, light-duty trucks, large generators and more. HPCR fuel ...

Failure to properly maintain your cooling system is a leading cause of catastrophic diesel engine problems, accounting for approximately 40% of engine failures. The damage being done is difficult to ...