The Caterpillar Grader 140H transmission had issues and was not functioning properly. The transmission was opened to find the ...

Locomotives in the scrapyard Sitting switchers The switcher is a rapidly-dying species on American railroads. Pushed out of ...

Most vehicles need catalytic converters not only so they perform at their best, but also because it's the law. Here's how they work and why they are required.

The U.S. government’s highway safety agency is investigating complaints that engines can fail on as many as 1.4 million Honda ...