Testing relays and their circuits in vehicles doesn’t always require a trip to the bench. With a few simple tools and knowledge, this video shows how to test relays directly in your car using a test ...

This video covers the essential steps to properly test a car's alternator and diagnose common alternator issues. The guide ...

Multimeters can be a useful tool for both novices and professionals to limit their mistakes in automotive repair. Here's how to properly use one.

When your car doesn’t start, often the battery is the culprit. Unfortunately, most vehicle owners do not check their battery until it fails. As preventative maintenance, the suggested best practice is ...