An OBD-II scan tool is an incredibly useful automotive diagnostic device, but it's not magic. Here's what it can and can't do ...

Google added a native QR code scanner tool to Android a while back, and it’s been a quick and simple way to reliably scan codes. Now, Google is taking things up a notch, by letting Android’s QR code ...

Right now, a lifetime subscription can be yours for just $41.99 (reg. $199.99) with code SCAN through Dec. 21.

The Check Engine light may indicate a serious issue with your Cummins diesel engine. Here's how to check and clear the fault codes triggering that light.

In July, Google introduced a redesign of the Android QR code scanner, but rolled it back. The updated interface is now starting to reappear.