Heavy duty diesel engines are designed for long hours and extreme loads, but even the toughest systems fail without early ...

You just know it’s going to be a bad day when the “check engine” light on your car’s dashboard—which usually looks like the profile of a vehicle’s engine—stays on after you’ve started it. That usually ...

When you find yourself in the market for a new vehicle, you may have to pick between a diesel- or gas-powered car. As a fuel, diesel may be a little more expensive than gas, but it comes with a host ...

The launch of Hyundai's first Theta engine in the 2004 Sonata helped signify that the Korean automaker was moving beyond its 20th-century origins. Available in 2.0- and 2.4-liter displacements, the ...

The L5P Duramax diesel V8 is what powers heavy-duty work trucks like the 2025 Chevy Silverado 2500 HD and is an amazing powerhouse. It didn't exactly start off that way back in 1984 when GM first ...

The first RAM with a Cummins engine under the hood was launched in 1989 and has continued to evolve, now in it's fifth generation. In 2003, the popular heavy-duty truck offered the Cummins third ...

As manufacturers of heavy-duty truck engines strive to meet government-regulated emission standards by implementing new emission technologies, customers are increasingly experiencing problems with ...

This story appears in the Sept. 20 print edition of Transport Topics. The main problems owners of 2008 heavy-duty engines have encountered involve the exhaust gas recirculation system and the engine ...