Replace BMW Key Battery If your BMW key isn't opening the doors of your car or turning on the engine, it could be the time to replace your battery. It's a simple fix. Simply remove the key fob, then replace the battery and gently place it back. Follow these steps https://car-key-repair50935.blogcudinti.com/30098996/5-must-know-hismphash-practices-you-need-to-know-for-2023