Remote Key Fob Repairs You Can Do at Home You might be enticed, when your remote key fob isn't working, to bring it to a dealer to have it reprogrammed. Instead, you can try some simple fixes at home. Start by replacing a battery. Hardware stores sell flat watch-style batteries https://carlocksmiths67054.blogdanica.com/30644369/10-sites-to-help-you-become-an-expert-in-car-key-fob-repair