My BMW needs new battery. Is replacing the battery myself something a good idea?
Q&AAsk Your Question
2003 BMW Z4
Question: My BMW Z4 2003 Model needs new battery.
Answer #1Superbob February 23, 2011, 16:47Master
Maybe not. If you break the battery connection, you may have to reset the radio code and there may be other complications. A BMW specialist would know how to do it with a minimum of trouble.
Here's a directory link for you: