Your car only starts reliably because two electrical workhorses share the load. The battery delivers instant power on demand, while the alternator keeps that energy flowing once the engine runs.

An alternator is a generator that produces the electricity stored in a vehicle’s 12-volt battery and powers the starter motor for the engine and the various computers, lights, power windows and locks, ...

If you've ever wondered how your car's battery stays charged, wonder no more. I cracked open a junkyard alternator and recorded the wonders that lie within in the second installation of our new video ...

When assessing your street rod's charging system, it's important to understand how an alternator works and what other factors may affect its performance. Simply put, alternators are converters. They ...

The alternator and serpentine belt are part of the same system in your car. But does that mean you should replace the belt ...

Introduced in August 1964, Ford's first-generation Model 1G alternator was a real step up in reliability and current output compared to the old-school generators it replaced. Originally available in ...

It’s cold. It’s dark. It’s raining. Your reach down and flip on the fog lights. They help but not that much. So you power up the light bar. Yup! That’s the ticket. The stereo is cranked up and life is ...

This is an archived article and the information in the article may be outdated.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 ...