Diesel engines are renowned for their power and fuel efficiency, but cold weather can pose significant challenges to their operation. Many diesel owners wonder if starting their engines in cold ...

Where I live in Montana, cold starts are a given seven months out of the year, and practically year-round if you run early in the morning or late at night. And by cold, I mean 25 degrees at daybreak, ...

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 ...