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December 2, 2021 Service bulletin

Vehicles which require this Campaign to be completed will show it as ?Open? when checked either in...

BMW technical service bulletin B840521 for 2022 BMW M4.

Bulletin number
B840521
Component
Electrical system: software
Summary
Vehicles which require this Campaign to be completed will show it as ?Open? when checked either in Vehicles which require this Campaign to be completed will show it as ?Open? when checked either in AIR the "Service Menu" of DCSnet (Dealer Communication System), ISPA Next or Warranty Vehicle Inquiry.

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