Up for sale is a 2009-12 BMW 750i 750iL air suspension control module unit 37146798662 OEM. This is in good condition with normal wear and is NOT broken or cracked. The circuit board has been checked and there are NO signs of corrosion or damage and looks clean overall. This has NOT been tested and I am offering a 60 day return policy if there is any problems. Please message any questions and thanks for looking.