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April 1, 2018 Service bulletin

Comfort access sporadically inactive via door handle

BMW technical service bulletin B660518 for 2011-2016 BMW 528I, 2010-2014, 2016-2017 BMW 535I and 2010-2014, 2016 BMW 550I and others.

Bulletin number
B660518
Component
Electrical system
Summary
COMFORT ACCESS SPORADICALLY INACTIVE VIA DOOR HANDLE: Sporadically, CA (Comfort Access) locking or unlocking of the vehicle does not work via the door handles.

Owners of these vehicles have filed 239 complaints in the electrical category.

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