We all expect our car to start every time we turn the key. And it usually will, as long as there’s enough electricity stored in the battery to do the job. That’s especially important when the ...

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 ...

People may think that the battery powers the electrics in your car, but that’s not the case. The battery provides electricity needed for the electric starter motor to start the car. When the car is ...

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 car won't start for the second day in a row. You ask your neighbor for a jump (again) and head off to work — late, of course. You come to the conclusion that it has to be the battery or the ...

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 ...