Originally Posted by mikead_99
haha, just a little irony. My oem cable failed recently (the small guage conductors in the cable flexed under the armrest over years just won't hold up, not a BMW issue, but really just a limitation of the cable type), I replaced it with a $15 Amazon cable and have no issues. I don't think I would expect either to last indefinitely, but at least the visible portion of the cheap cable is of comparable quality to the $100 oem cable.
I'm interested that you were able to use a non BMW cable. I tried replacing my Y cable with 2 separate cables (one usb, one aux/headphone since I couldn't find a Y cable locally) and my car wouldn't read anything. Which cable did you use exactly?