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 ...

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 ...

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 ...

Aphaea records her video from the interior of a car. She holds up a car key fob to the camera beneath a text overlay. The on-screen caption reads, “Honda said it would cost $175 to replace.” As she ...

Researchers at the University of Leuven in Belgium found vulnerabilities in the keyless entry system of the Tesla Model X that would have allowed attackers to steal the $100,000 car within just a few ...

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 ...