If you're looking to pick up a new key fob, or repair one, you might wonder how long programming it takes and whether or not you can do it yourself.

There's the button that unlocks the car's doors and the one that pops the trunk. And then, on some BMWs, the key fob has a button with a diamond on it.

BMW has long been at the forefront of integrating cutting-edge technology into its vehicles, and the company's key fob is no exception. While many competitors' key fobs only offer standard ...