Every car needs a battery to help it start and power its electronics. Here's how many volts this all-important component ...

Testing your battery regularly will prevent a dead battery from ruining your day. There’s only one way to answer the question, “Is it my battery, or something else” when your car won’t start: Hook up ...

If your car is slow to start, won’t start at all or the head lights are dim, the chances are you have a flat car battery. While it’s possible to call a mechanic or your breakdown recovery provider to ...