Checked the battery on mine. All is fine there. Funny my truck flashed "key not detected" when I get in it, as well. Got to think there's an issue with the computer sensing the key. Same issue with both keys, and I replaced the battery on a key to see if that helped. It did not. Wondering if they are coming not working from factory now?Mine doesn’t work either. I reprogrammed the remote and still doesn’t work. Would
Like to see an answer/solution.