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October 1, 2020 Service bulletin

Service action - replace left rear short range radar sensor (SRR)

BMW technical service bulletin B660720 for 2019-2021 BMW 330I, 2017-2021 BMW 530I and 2017-2021 BMW 540I and others.

Bulletin number
B660720
Component
Equipment
Summary
SERVICE ACTION - REPLACE LEFT REAR SHORT RANGE RADAR SENSOR (SRR): The functionality of the left rear SRR sensor could be reduced which would display the Driving Assistance Check Control Message.

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