Car keys. That’s the mental checklist ... Watch this video to see how to change the battery in your key fob. Most key fobs have a little slot you can use to pop them open with a small flatheaded ...

Q: I recently replaced the original battery in the key fob for my 2010 Kia Sedona. The car does not respond to the fob now. The local battery shop confirms ...

Q: I recently replaced the original battery in the key fob for my 2010 Kia Sedona. The car does not respond to the fob now. The local battery shop confirms that the fob is working properly.

The car does not respond to the fob ... which works fine. Does a battery change necessitate a reprogramming of the fob, and if so, at what cost? — J.C., Freeport, Maine A: Reprogramming?