Locksmiths might not be able to program fobs for every brand. Another option is to buy a key fob online and then have it programmed at a dealership or by a locksmith.

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.

Hyundai Sonata's Digital Key means you can leave the fob at home Unlock, start the engine and go, all from your smartphone.