The DPF is a critical emissions control component in modern diesel vehicles, but it can wear out over time. Here's what to do ...

Compact, cordless, and way stronger than it looks, the Hedgehog TurboVAC might be the best $100 upgrade your car's ever seen.

Drive away in this reliable 2016 Chevrolet Colorado Diesel, a single-owner work truck with 143,000 miles, great MPG, and ...