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?

General Motors is rolling out a new convenience feature called Digital Key, allowing drivers to use a compatible smartphone or smartwatch in place of a traditional key fob. The system enables locking, ...

Keyless entry systems have made locking and unlocking car doors much easier. However, they are not without drawbacks. The truth is that there are few things more frustrating and embarrassing than ...

Once upon a time, a long, long time ago, you needed to put an actual key into a car's door lock to get in. Today, the doors of most modern cars are unlocked by pressing a button on the key. In some ...