The alternator is a device that keeps your car’s electrical system running once the engine is on. It’s essentially a small generator that converts mechanical energy into electricity, bolted to the ...

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 ...

Car batteries supply and store the electricity used in your vehicle. It can be frustrating to find out your vehicle's battery has failed as you’ll likely be unable to start the engine. Unlike far ...

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 ...