GM didn’t give all of its engineering attention to the new diesel engine. The gas 6.6-liter V-8 has been updated, as well.

Nobody likes it when their truck's diesel particulate filter gets clogged, forcing a lengthy regen. The API's new PC-12 ...

The large, gas-guzzling models continue to sell well in pickup trucks thanks to their ability to tow and haul heavy things.

Diesel engines vary in size and application greatly, from small cars to large vessels. The most efficient four-stroke diesel engine comes from Wärtsilä.

Cummins has announced it will launch the next generation X15 diesel engine. As the next product in the Cummins HELM 15-liter fuel agnostic platform, the X15 will be compliant with U.S. EPA and CARB ...

Heavy-duty pickups and long-haul trucks rely on torquey diesel engines that are more economical, reliable, durable, and have a more straightforward construction than a comparable unleaded gas engine.

When most people think of diesel engines, they often picture heavy-duty trucks and locomotives — or they might recall Volkswagen's Dieselgate scandal – but diesel power actually made its passenger car ...

If you accidentally put gasoline into your diesel-powered vehicle, it can be a big problem for the engine and fuel systems, ...

Purdue University’s Greg Shaver doesn’t believe there should be a trade-off between protecting the air we breathe and achieving better engine efficiency of large vehicles on the road. Shaver, a ...

Bruno joined TopSpeed in 2022 and now serves as Senior Editor for ICE, while also helping train writers across CarBuzz, HotCars, and TopSpeed. A lifelong car and motorcycle enthusiast, he enjoys ...