On the coldest mornings, the old advice still echoes on driveways and in parking lots: start the car, let it idle, and only ...

Once upon a time, it was considered good practice to warm up your engine by letting it idle for a little while before setting off. These days, however, people tend to just jump in the car and go. Is ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. On a hot summer day, drivers often look at ...