Disconnecting the battery while the engine is running isn't a valid test for alternator function and may damage sensitive electronic parts. Instead, use a common voltmeter and the following test ...

Your alternator is arguably one of the most important parts of your engine. Usually found attached to the front of the block, it’s responsible for keeping your battery charged as you drive down the ...

Q: Could you explain how an alternator works and how it should be tested? A: Vehicles built since the 1970s employ a belt-driven AC generator (alternator) to produce electrical power for all needed ...

We earn commissions from purchases you make using links in our articles. Learn more. The alternator is a device that keeps your car’s electrical system running once the engine is on. It’s essentially ...

The charging system of your Chevy is a vital piece of the reliability puzzle, and if you’re relying on a crusty original alternator you might be on borrowed time. The fact of the matter is an original ...