We may receive a commission on purchases made from links. Electrical diagnostic work is one of the most challenging parts of automotive repair. It can be incredibly daunting for beginners or DIY ...

Cars of all makes, models and ages can experience sudden problems. Even with regular maintenance and checking, many components of your car’s system will need replacing at some point in their lifetime.

If your battery is dying on you, the cause might be what's known as parasitic drain. Here's what it is, how it happens, and ...

Four Wheeler reader Allan asks:I have a 1985 and 1986 CJ-7 both set up almost exactly the same with the following exceptions: the 1985 has dual batteries with Kirkland batteries (6 months old) and a ...

The reality is that like almost every component under the hood, a car battery has a finite lifespan and will conk out on you eventually. Weather conditions, corrosion, electrical shorts, charging ...

For today’s shops, having the right diagnostic equipment is essential for accuracy, efficiency and customer confidence.