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

The fuel and exhaust systems inside diesel engines work closely together. As a result, fuel- and exhaust-related issues can be some of the most difficult to diagnose: A symptom in one system often can ...

In a May 2013 report, “Case Study—Impact of Poor Diesel Fuel Quality on an Urban Fleet,” Cummins Filtration investigated problems with diesel engines in a New York City bus fleet. Complaints ranged ...

Misfueling a gasoline car with diesel is one of those mistakes that goes from embarrassing to expensive in a matter of ...

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 national average price of a gallon of diesel passed the $3 mark for the week ending Monday, Aug. 7, and that was before BP’s announcement of a shutdown in the nation’s largest oilfield. Meanwhile, ...

When Arctic air settles in, drivers of diesel pickups and highway fleets learn quickly that not all fuels behave the same.

The 6.0L Power Stroke diesel Ford debuted in 2002 has been riddled with problems since the get-go. In particular, Ford medium- and heavy-duty pickups from model year 2003 and 2004 have been affected ...

Europe has seen the bulk of Volkswagen's efforts aimed at removing the emissions-cheating software installed in millions of diesel vehicles; it's the largest single market for TDI vehicles. The ...

The fuel and exhaust systems inside diesel engines work closely together. As a result, fuel and exhaust-related issues can be some of the most difficult to diagnose: A symptom in one system can often ...