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 ...

When winter temperatures plunge, many diesel truck owners make starting their vehicles easier with a block heater. But when, exactly, should you use it?

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 ...

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