Modern technology has made diagnosing vehicular issues much easier than ever before. Using an OBD2 (On-Board Diagnostics II) scanner is a relatively simple process that can provide crucial information ...

Diagnosing automotive problems used to be much more challenging. A mechanic had to use all of their skills to pinpoint mechanical or electrical issues. Nowadays, you can diagnose many problems ...

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.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Modern cars are technological marvels, and understanding what’s happening under the hood has never been ...

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.