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 ...

Ever wondered why stores will diagnose your dying battery without charging a dime? The answer is surprisingly simple.

Car batteries tend to die at the most inconvenient moments, so periodic testing is the best way to avoid these troubles. Knowing what causes repeated battery failures can help you stay ahead of the ...

From the earliest days of motoring, cars have evolved dramatically. The very first car envisioned by Carl Benz bears little resemblance to the vehicles we drive today; since then, engineers have found ...