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 a lightweight, high-performance machine that supplies electrical power for charging the battery and operating accessories in gasoline and diesel engine electrical systems. Featuring ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (iSeeCars) – Your alternator is one of the ...

A failing battery might seem straight forward to spot, but a failing alternator can be a little more difficult to identify without knowing its voltage output.