Military vehicles such as Humvees are often seen wading through water without much trouble, which gives diesel engines a reputation for being nearly indestructible. While they are tough and generally ...

Heed the advice on the cover of the Hitchhiker's Guide to the Galaxy and don't panic, at least not yet. Or, maybe just panic a little on the inside, but maintain your calm demeanor on the outside.

Diesel and gasoline engines might look alike under the hood, but they use oil in very different ways. Gas engines run cleaner, but diesels create much more soot, crank out higher compression forces, ...

Diesel Exhaust Fluid has an expiration date, after which it becomes far less effective and can even damage your engine.

It's a classic tale of car sabotage. A crazy person, or someone mad at you, sneaks up in the middle of the night, opens your fuel cap, and dumps a handful of sugar. Your engine is toast by morning. No ...

Water, one of the most common contaminants in engine oil, also has a nasty habit of finding its way into gas and diesel ...