the left driver mirror cover cracked and the light is broken and sticking out. The mirror itself is moving alright, but how much would cost to replace the cover and the light signal.

Most body shops could replace the mirror, with a non-Acura mirror, for about $500. A Acura mirror is probably be $100 to $200 more.

Another option.... Check this out ...: http://www.ebay.com/itm/370878821438 Brand new 'complete' part!