A hybrid has two batteries, and the bigger one matters more than most drivers realize. Here's what can happen when it fails, ...

High-voltage batteries are expensive to replace. Here's what to know if you're wondering how long yours will last.

We may receive a commission on purchases made from links. When it comes to choosing the right car battery, it's not just about opting for a brand you know or going for whatever is on sale; it's ...

You try to turn on your car, and it just won’t start. Maybe the dashboard doesn’t even light up. A likely cause: The 12-volt battery is dead. All cars lose a little battery power when parked. If you ...

Not all cars are meant to be driven every day. If you own a special vehicle, such as a classic or sports car, you probably keep it tucked away somewhere until you're in the mood to take it for a spin.

Swapping a car battery might seem like one of those basic maintenance tasks you can do blindfolded until sparks start flying, your stereo forgets who you are, and your car throws a tantrum. Most ...

Car batteries rely on a chemical reaction to start vehicles. The age of your battery plays a huge role in its voltage and ability to start a vehicle in lower temperatures. Winter is almost here, and ...

While saving money at the fuel pump is usually the priority, gasoline-electric hybrid vehicles are proving to be more reliable too.

Cold weather can drain a car battery by reducing its capacity and slowing its chemical reactions. Low temperatures also thicken engine oil, forcing the battery to work harder to start the car. Using ...