Winter separates trucks that are merely powerful from those engineered to keep working when temperatures fall hard. Cold ...

Cold diesel truck? I found DEFA’s cabin heater, engine heater and battery charger at Automechanika Frankfurt. Here’s a look ...

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 ...

Cold diesel truck in winter? At Automechanika Frankfurt, Tim Esterdahl takes a closer look at DEFA's WarmUp system: a cabin ...

Cold weather adversely affects diesel engines more than gas engines, but that’s only partly due to the engine itself. Diesel engines are inherently harder to crank over to start than gas engines, and ...

On September 16, 2026, the Senate Environment & Public Works (EPW) Committee passed the Cold Weather Diesel Reliability Act ...

An oil market that was the friend of consumers for much of the fourth quarter has now turned to be a serious headwind, with the futures price of ultra low sulfur diesel settling Tuesday at its ...

Diesel engines are famous for reliability, longevity, and torque — until winter shows up and reminds them that chemistry still applies. Diesel fuel, which is pricey nowadays, behaves differently in ...

The Senate Environment and Public Works Committee is seeking a balance between diesel engine pollution controls and cold weather safety. A Senate Environment and Public Works Committee hearing ...