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 ...

The alternator is responsible for charging the car battery and powering all the car's onboard network consumers. If it fails or is unstable, the battery will either not be charged or start discharging ...

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 ...

When your car doesn’t start, often a low or dead battery is the culprit. Unfortunately, most vehicle owners do not check their battery until it fails. As preventative maintenance, the suggested best ...

Here's how to test for a bad diode with nothing more than a decent digital multimeter. 1. Set the meter to read "AC VOLTS" (lowest range). 2. Connect the black "COM" lead probe tip to the battery ...

View post: 2026 Nissan LEAF First Drive Review: A Major Leap Forward For The Iconic EV Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to ...

If your car or truck won’t hold a charge, or if you’re having signs electrical gremlins like dimming headlights, you probably need a new alternator. “If you keep a vehicle over 100,000 miles, chances ...

All batteries need to be charged at some point and, for most cars, it’s the alternator's job to do it. Sooner or later, every car will have a failing alternator, which means drivers could be stranded ...