If your car or truck won’t hold a charge, or if you’re having signs electrical gremlins like dimming headlights, you probably ...

Your alternator quietly does more than keep the battery topped up. It turns the engine’s rotation into a steady flow of ...

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 ...

Jump-starting a car means transferring current from a live battery to a dead battery by creating a circuit to charge the battery. After jumping a car, it’s important to keeping it running for a while.