Car batteries don’t just die. Well, they will if you leave them for long enough. but not just over the course of a few hours or even just a day or two. Finding your car has a dead battery after it was ...

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 ...

We may receive a commission on purchases made from links. One tool you'll find stashed in all the best electrician's tool backpacks is a multimeter. Most modern multimeters are of the digital variety, ...

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 ...

Craig brought 15 years of automotive journalism experience to the Cars team. A lifelong resident of Michigan, he's as happy with a wrench or welding gun in hand as he is in front of the camera or ...

What is a relay? What is zero voltage switching? How to create a zero-crossing relay driver with a simple external circuit. A relay is a device that allows for a smaller electronic switch to control a ...