2

New Brake Pad Wear Sensor Design Will Prevent Squealing on BMW 550i

Problem Description and Possible Solution

If the brakes are squealing, there's a good chance it is the brake pad wear sensor. A new design was implemented in January 2006 and can be identified by its green color.

Problem Data
RepairPal Verified
Average mileage: 110,000 (110,000–110,000)
1 model year affected: 2006
2 people reported this problem