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.

Like anything else relying on a battery, you car key fob can die—often at the worst time. Thankfully, these batteries are easy to replace.

Several car manufacturers require the use of special scan tools to reprogram their key fobs. Some license those tools out to locksmiths and auto repair shops.

Thieves can easily reprogram BMW key fobs on the spot, posing a major security risk.

Here’s exactly how to reset your remote car starter or key fob.

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.