Hey Zach from COBRA here. As Drew mentioned, you need to ensure your firing modules and remote are on the same base version. A base version is the first two numbers of a firmware version; the last number is a bug fix release and can differ from hardware to hardware. So, if you have 5.1.3 on your 18R2, you should have 5.1.1 on your 18Ms. If you are…Read More