I have a 92 325i and im trying to install an after market pair of mirror they fit the holes where the original are but the problem i have is that the new mirros they have 3 wires but my bmw has 4 wires does any body know how to fix this cuz i tried difrent convination and i get to work then but thay dotn work the way are suposed to work if they go down wont go up or left wont go right
you can email me at
ioryagamy@yahoo.com
thank you