Diesel engines can technically run backwards, though there's very little (if any) practical applications for this, especially ...

Diesel engines need extra care in winter to avoid problems like fuel gelling, weak batteries, and thick oil. Key tips include ...

W-20 engine oil is a lightweight oil that should not be used to replace 5W-30 if the engine does not support it.

Writing this reminds me of last winter when my friend's car had difficulty starting in -15 degrees Celsius. Eventually, the mechanic discovered that it was due to the EGR system freezing. This issue ...

Most diesel truck owners understand how to put diesel exhaust fluid (DEF) in their trucks. However, some make the mistake of getting DEF in their fuel tank instead of the dedicated DEF tank. As the ...

Every time that check engine light comes on, you’re left guessing — but with one small device in your cab, you could skip the ...

Benz’s electric eSprinter van, at an early drive in Stuttgart, left us mildly traumatized. Mercedes invited MotorTrend to ...

U.S. Sen. Cynthia Lummis on Tuesday wrote a letter to President Donald Trump, urging him to pardon Wyoming diesel "delete" ...

Even though there are various ways for someone to be intelligent, there can be a few signs that indicate someone is smarter ...

The growing energy demand of AI is leading to pushback from knowledge workers. Here’s how AI-forward companies can address it ...

A breakthrough mild hybrid powertrain that can move on electric power alone, and a secret Audi seems oddly reluctant to share. What a fun story!

We've compiled eight diesel vehicles you've probably never heard of over the last 30 years and ordered them from oldest to newest according to their first model year. EPA-rated fuel economy is listed ...