In an age of endless subscription fees, it can be liberating to cut down on your monthly expenses. With a little work, a Raspberry Pi can help with that.

Crystal contamination can be eliminated by adding Rislone DEF Crystal Clean ® Diesel DEF & SCR Emissions System Cleaner (part #4784) to the vehicle’s DEF/AdBlue ® tank. Once the system is clean, use ...

What an OBD2 Scanner Can (and Can’t) Do Most 1996 or newer gas vehicles and most 1997 or newer diesel vehicles use OBD-II, per New York’s inspection guidance. The car runs self-tests on emissions ...

The “check engine” light is the most annoying orange icon in America. Half the time the car feels fine, and the other half you’re about to fail emissions or get stranded. A good Onboard Diagnostic 2 ...

A vehicle’s Check Engine light can turn any car ride into a harrowing experience. As soon as the check engine light ...

“Runs good!” You’ve seen that a lot of times looking at Craigslist ads for cars and motorcycles, especially older ones. But what does that even mean? Why wouldn’t it “run good,” anyways Shouldn’t ...

Need to scan family photos, piles of documents, or expense receipts? Our experts have tested the best options for every scanning scenario. Since 2004, I have worked on PCMag’s hardware team, covering ...

I’ve spent enough time around 7.3 Powerstroke trucks to know one thing—they don’t fail loudly, and they rarely explain themselves. Most problems show up as small changes first: a slightly rough idle, ...

Scan 3XS GWP-B1-TR192 workstation. This super high-end desktop pairs AMD’s 96-core Threadripper Pro chip with a 96 GB Nvidia ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...