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 ...

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 ...

Alternator trouble is a very common occurrence, and unless you live with a silver spoon in your mouth and have a dedicated person to do your dirty work, alternator trouble is in your future. When it ...