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 ...

Even if your key fob is too dead to unlock your vehicle, it should still be able to start it. Simply place the fob close to a ...

How Does Your Key Fob Work? The key fob uses wireless technology with a frequency of 433 MHz. There are receivers/transmitters on the vehicle and the key, so they can communicate with each other. This ...

A key fob is a small device that helps you engage the security system on a car to gain access and, sometimes, start the car remotely. They come attached with an RFID chip & an antenna inside and use ...

Long gone are the days of having to use an actual key to unlock your car doors. Modern vehicles typically come with a remote key fob — a term with an interesting backstory — allowing you to lock and ...

It's been a year since I replaced the key fob on my 2004 Malibu, saving more than $100 buying online instead of from a dealership. I paid about $25 for the fob and $50 to have a Chevy dealer program ...