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, ...

Like anything powered by a battery, a car key fob can die—often at the worst time. Here’s how to change the battery in your key fob quickly and safely. Check your battery type. Most fobs use small ...

What is a key fob, anyway? A key fob is a small remote device that allows you to control a keyless system. With a key fob, you don’t need an actual key to get into your car. The key fob uses radio ...