https://click4r.com/posts/g/18....066003/10-quick-tips
Key Fob Repairs You Can Do Yourself Key fobs can be damaged and require repair for a lot of drivers. Replacement can cost hundreds of dollars at a dealer, or even more if you go to an auto locksmith. It is recommended to change the battery first. This is usually the simplest and least expensive alternative. Keyless entry Keyless entry is an awesome convenience, but when your car's key fob doesn't work, it can be a major problem. There are fortunately several methods to fix it quickly and inexpensively. The first step