Gone are when you couldn't start your car's engine without a physical key. Modern vehicles today come with key fobs that are more useful than just starting your car and locking and unlocking its doors ...

A key fob, also called a keyless entry remote or keyless transmitter, controls your vehicle’s locks, trunk and alarm from a distance. Every key fob must be programmed to connect with a vehicle before ...

Q: My new car is from the same manufacturer as my previous one. And I still have the wireless key fob from the older car. Can I have it reprogrammed as an extra door opener? A: It is possible, ...

Physical keys used to be standard, but today’s cars often have a key fob instead, either built into the key or as a separate remote. Of the many uses for your key fob, it can lock, unlock and even ...

Most cars allow you to start the engine by pressing the ignition button with the key, or by placing the key in a specific ...

We may receive a commission on purchases made from links. For the sake of convenience, the battery in your car's key fob is designed to last a fairly long time, usually up to around four years. The ...

Unlocking your car without a traditional key is a godsend for those times when you're in a rush or your hands are full. RELATED: What to do if you lock your keys in your car RELATED: What to do when ...