How a vehicle built to run on unleaded fuel reacts when diesel is introduced to the mix depends on a number of factors, including how long the vehicle is driven post “infection” and the ratio of ...

The 6.4-liter and 6.7-liter Power Stroke Diesel engines are different sizes and made by different manufacturers -- one by ...

Dimpled pistons might sound strange, but some say they could be the future for diesel power. We've looked at the arguments ...

Quality issues related to the 3.0L I6 LZ0 turbodiesel Duramax are drawing more and more attention online, and in response, GM ...

The 2026 Ram Diesel Power Wagon returns with the high-output Cummins diesel, higher tow ratings, and no factory winch due to ...

API PC-12 engine oil categories CL-4 and FB-4 are advancing toward a 2027 launch. Here’s what the changes mean for fleets, ...

Drivers affected by the mix-up should contact the gas station where they got the contaminated fuel, as well as the Colorado ...

Raleigh-Durham International Airport had planned to phase out diesel buses but now aims for a mix for reliability reasons.

Residents of Ukraine's capital talk about their difficulties keeping warm and enduring power outages, as Russian attacks ...

Colorado’s Division of Oil and Public Safety has received more than 600 complaints from drivers who experienced engine issues ...

The “Better Fuel Economy at All Costs” push has spawned complexity issues for powerplant serviceability and longevity. OEMs may now have a chance to make needed design changes.