BMW Replace Key Service It could be that the battery in your BMW key needs to be replaced. This is a simple DIY project that you could do by yourself. You can buy a replacement keyfob online through a reputable seller. But, you'll need to have the key fob programmed https://g28carkeysolutions83978.liberty-blog.com/30820484/15-inspiring-facts-about-bmw-1-series-key-that-you-ve-never-heard-of