Program BMW Key After Battery Change E46 E39 X3 X5 E65 Z3

If your BMW key FOB stopped responding after a battery change on your E46 E39 X3 X5 E65 Z3, this video will help you restore function with simple programming, very easy to do. You may have to repeat the procedure twice to get the key to respond. Please share an update if this procedure worked for you and if not what you did different, thanks.