auto dimming mirror

Hi all I have spent the last 24 hours (ish) searching the forum for an answer and can't find any post on this issue. (Of course I may have missed it) Two days ago I took my rear view mirror apart to replace stock ambient light which was no longer working, with an LED. It took 10mins and...

Hello Does anyone know if the auto dimming mirror is adjustable (via STAR) - to say darken more than it does already? At night, it works ok, but during early morning half light it does not seem to darken appreciably, especially when someone comes up behind me with Xenons. My car is a 2008 C...