🔹 Description:
Genuine BMW 3 Series E90 alarm ultrasonic ECU module unit. This sensor module is part of the vehicle’s interior alarm system, detecting movement within the cabin to trigger the alarm when necessary.
Perfect replacement for a faulty or damaged interior ultrasonic alarm module.
 
🔹 Product Details:
Condition: Used, fully tested and working (see photos)
Manufacturer: BMW (OEM Genuine Part)
Part Numbers: 65.75-9 244 134-02 / 577621 / 28284179
Compatibility: BMW 3 Series E90 (and compatible E91/E92/E93 depending on system configuration)
Location: Interior – mounted near interior light or roof area
 
🔹 Features & Benefits:
✔ Genuine BMW OEM part
✔ Restores full alarm system functionality
✔ Easy plug-and-play installation
✔ Durable construction and tested performance
 
🔹 Shipping & Returns:
📦 Fast UK dispatch – securely packaged
↩ 30-day returns accepted
 
✅ Genuine BMW replacement ultrasonic ECU module – ideal for repairing your alarm system!