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February 1, 2021 Service bulletin

Sporadic failure or cracking noise in bass speakers

BMW technical service bulletin B650121 for 2019-2021 BMW X5, 2018-2021 BMW X3 and 2019-2021 BMW Z4 and others.

Bulletin number
B650121
Component
Equipment
Summary
SPORADIC FAILURE OR CRACKING NOISE IN BASS SPEAKERS: No Bass or a cracking noise can be heard from the bass speakers.

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