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December 1, 2014 Service bulletin

M5 and M6 Front Axle Brake Squeak with Compound Brake System

BMW technical service bulletin 340614 for 2011-2015 BMW 528I, 2011-2015 BMW 535I and 2011-2015 BMW 550I and others.

Bulletin number
340614
Component
Service brakes, air: disc: caliper
Summary
M5 and M6 Front Axle Brake Squeak with Compound Brake System. A squeaking noise can be heard when braking from a slow speed. This situation may apply to M5 and M6 vehicles fitted with the metallic brake pads (P/N 34 11 2 284 869). These pads can be identified by the absorber weights at the top and bottom. Due to the design of the fixed caliper brake system, an unfavorable interaction between components may cause a squeaking noise.

Owners of these vehicles have filed 28 complaints in the brakes category.

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