Eight months and 16,000 miles of diverse driving have proven that as we’ve averaged 18.8 mpg in our diesel Silverado ZR2.

Small speed reductions and mindful driving can improve diesel mpg by 3–5%, saving fleets thousands in fuel costs. Smart route ...

It has been a decade since the VW Dieselgate scandal broke out, but the saga continues – with other automakers.

Cummins will show its new 4.5-litre structural engine for tractors at Agritechnica, along with its B6.7 and Next Gen X15 ...

The DPF is a critical emissions control component in modern diesel vehicles, but it can wear out over time. Here's what to do when the DPF light appears.

Waste Management's new garbage trucks may not look different, but they are powered by a cleaner, more efficient fuel source.

U.S. oil refineries are moving aggressively to produce renewable diesel, partly to cash in on Canada's greener fuel standard before Canadian refiners modify their own plants.

German prosecutors said on Wednesday they had charged another eight employees of auto maker Volkswagen over the scandal surrounding cheating on diesel engine emission tests.

Every time that check engine light comes on, you’re left guessing — but with one small device in your cab, you could skip the ...

A small device can cause big headaches for diesel owners, but there’s a quick and effective fix Rislone Helps Nix NOx Sensor ...

The Diesel Particulate Filter (DPF) is an important part of modern diesel vehicles that many people don’t understand. The DPF’s main job is to catch harmful soot and ash from the exhaust stream before ...