Modern cars have swapped regular keys for key fobs, and most of them use a CR2032 button cell battery. How can you tell if it's weak? How long do they last?

Most drivers discover their key fob battery is failing at the worst possible moment: standing in a parking lot, pressing the unlock button repeatedly with no response. But modern vehicles are designed ...

You may know the signs of a key fob with a bad battery: having to press the button multiple times or getting close to the car for activation to kick in. Sometimes the functions engage, and at other ...

It happens to the best of us. You realize that your car keyfob battery is low, but you figure you have plenty of time left before it dies, and usually you do. But inevitably, it will run out of power ...

We really are living in the future when your car just magically knows you're there without you having to do anything. The jingling of keys used to be the universal symptom of turning a car on, but ...