Here's how to tell if your car needs a new alternator and how to install one yourself.

Classic Mustangs have an alternator with an external voltage regulator. Original equipment voltage regulators are mechanical with contact points. The voltage regulator is designed to protect the ...

This video covers the essential steps to properly test a car's alternator and diagnose common alternator issues. The guide demonstrates how to check the voltage regulator, diode rectifier, stator, and ...

A failing alternator can leave you stranded on the side of the road. Here’s how to make sure yours is working properly, with tips from an expert.