Is your BMW's driver side window switch acting up – maybe sticky, unresponsive, or the mirror controls aren't working? This is a direct replacement power window switch that fits a bunch of BMW 3 Series models from around 2006 to 2012. Check the list: it's compatible with the 325i, 328i, 330i, 335i (including xDrive and diesel versions), and even the M3 from those years. The OEM part number is 61319217334. It's an 18-pin switch that controls the front driver window, window lock/unlock, and side mirror adjustments. Made from plastic and metal, it feels solid. Color is black. Installation is pretty straightforward: gently pry out the old switch, disconnect the plug, connect the new one, and snap it back into place. Just remember to disconnect the car battery before you start for safety. Comes as one switch. Get your windows working smoothly again with this easy fix!