Key fobs are a generally pretty mundane and overlooked piece of automotive paraphernalia. A few decades ago, drivers didn't have a way to remotely unlock their cars, and now it's taken for granted.

Modern cars have swapped regular keys for key fobs, and most of them use a CR2032 button cell battery. How can you tell if it's weak? How long do they last?

It's funny that some words just seem to "fit" their definitions. A key fob, for example, sounds exactly like what it is — a little trinket that hangs from your keys. Of course, a key fob is actually a ...

Zak is new to the CarBuzz team, working as a freelance content writer. When Zak isn't writing How To articles for CarBuzz he's working as a high school automotive technology instructor. Before ...

Sometimes the anticipation of doing something is as exciting as actually doing it. It's easy to forget that your interaction with a car always starts outside of it, with the key. The key serves as an ...

Tesla’s key fob works on a 315 MHz frequency like most other electronic key fobs, but last year we reported that Tesla applied Federal Communications Commission (FCC) to use the Bluetooth Low Energy ...

During the past twenty years the locks and security systems for cars have undergone an incredible transformation from simple mechanical keys to sophisticated keyless entry systems that have often been ...

Your key fob's panic button is easy to ignore until it goes off by mistake, but it serves a real purpose beyond the usual parking lot trick.