Your alternator is a vital piece of your car's starting system. In this video, we'll help you learn all about the signs of a bad alternator – from flickering lights to unexpected noises from under the hood – and when it's the right time to replace it. You can find everything you need for the job at your nearest AutoZone.

For more helpful advice, visit: https://www.autozone.com/diy/electric...

And for a stepbystep guide on how to replace your alternator, visit: https://www.autozone.com/diy/electric...

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