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 ...

The days of replacing a car key by having an inexpensive blank copied and cut at a hardware store are pretty much over. Most new cars today come either with a push-button start system or keyless entry ...

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 ...