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 ...

There’s only one way to answer the question, “Is it my battery, or something else” when your car won’t start: Hook up the best car battery tester and get a readout of what’s going on. Skip the ...

Glove box lights can drain your car battery overnight when door switches malfunction, causing expensive dead battery ...

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 ...

We may receive a commission on purchases made from links. More than 200 million vehicles today offer USB ports, according to ZDNet. These ports provide a means to charge devices during travel, such as ...