The world of car diagnostics has changed a lot over the last 50 years. Back in the '70s and earlier, a mechanic's most valuable diagnostic tools were usually their eyes and ears. You could figure out ...

What do you do when the 'Check Engine' light comes on in your car? A lot of people just ignore it; after all, that sensor is notorious for lighting up for no reason. On the other hand, it could ...

The Standard's journalism is supported by our readers. When you purchase through links on our site, we may earn an affiliate commission. Modern cars are great, except when they go wrong. The number of ...

This article contains affiliate links. We may earn a small commission on items purchased through this article, but that does not affect our editorial judgement. A smart OBD scanner claiming a huge 90% ...

"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 ...

This article contains affiliate links. We may earn a small commission on items purchased through this article, but that does not affect our editorial judgement. A special offer is running this week, ...

Sponsored Content. We may receive a commission on purchases made from links. Let's replay a scenario that is likely rather well known among the automotive inclined. You are driving your 2005 Cadillac ...