They're LEDs and I believe you need to remove the tweeter to get to them from the inside... I'm sure someone here has done the swap, but I haven't... yet. 
no need to be sorry about itrswscion08 said:the answer You seek is in an older forum but in this RIvals Link..
SORRY only way to transfer knowledge of subject
http://www.scionlife.com/forums/vie...r=asc&highlight=side+mirror+led+swap&&start=0
First page has info you seek on how to do this......