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?

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 ...

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 ...

Starting your vehicle these days involves considerably more technology than in the days of simply inserting and turning a mechanical ignition key. The physical key has given way to push-button start, ...