The alternator is a device that keeps your car’s electrical system running once the engine is on. It’s essentially a small generator that converts mechanical energy into electricity, bolted to the ...

A light switch faceplate that’s warm to the touch is a sign of an overloaded circuit. If you have a lighting fixture with numerous bulbs, this is likely the culprit. A warm light switch cover can also ...

This universal battery tester couldn't be easier to use, and is a great way to determine which ones are still good.