Many semi-trucks are powered by diesel, but the recent cold has not been kind to that type of fuel.

If you’ve ever found yourself standing next to a diesel engine that refuses to start on a cold winter morning, you know the ...

Besides preventing the build-up of nasty engine sludge and premature wear, protection against cold starts is one of the main reasons why you should never skip an oil change in your gasoline or diesel ...

Diesel engines are known to be reliable and long-lasting, but they can also present unique maintenance issues that you must ...

When Arctic air settles in, drivers of diesel pickups and highway fleets learn quickly that not all fuels behave the same. Diesel can thicken into a waxy sludge that starves engines of fuel, while ...