Semi-trucks cover millions of miles each year delivering everything from apples to zithers. How long does a semi-truck engine last with good maintenance?

You might have heard the term "jackknifing" with regards to semi-trucks, especially when they're in accidents. What is jackknifing, and how does it happen?

The latest round of tariffs from the White House will reach every corner of the economy, especially affecting sales and parts for automobiles and semi-trucks.