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 ...

The alternator is not a complex piece of machinery, yet it’s an integral part of conventionally fueled vehicles’ electrical systems, and like all car parts, it will ultimately break down. Here are the ...

If your car or truck won’t hold a charge, or if you’re having signs electrical gremlins like dimming headlights, you probably ...