To adjust manually, turn the adjusting lever trim cover with a screw driver and unscrew the adjusting lever and then the mirror trim cover. Next, turn around the three retaining screws to remove the mirror Following that, installation is the opposite of the process of removal. On power mirror you first have to remove the triangular shaped trim panel, and then you have to unplug the connector from the mirror and lastly take out the mirror mounting bolts. Last, remove the mirror where the process of installation is performed in a renewed sequence.