The driver's seat and/or passenger seat rattles ("cracking" noise) during load reversal
BMW technical service bulletin B520621 for 2017-2021 BMW 530I, 2016-2019, 2021 BMW 750LI and 2017-2021 BMW 540I and others.
- Bulletin number
- B520621
- Component
- Equipment adaptive/mobility
- Summary
- The driver's seat and/or passenger seat rattles ("cracking" noise) during load reversal. There is a slight movement in the seat that is most noticeable when moving forwards and backwards.
Vehicles covered
- BMW 530I 2017-2021 20172018201920202021
- BMW 750LI 2016-2019, 2021 20162017201820192021
- BMW 540I 2017-2021 20172018201920202021
- BMW 750I 2018-2019 20182019
- BMW 740I 2017-2021 20172018201920202021
- BMW 530E 2018-2021 2018201920202021
- BMW 740LI 2016-2017 20162017
- BMW M550I 2017-2021 20172018201920202021
- BMW 640I 2018-2020 201820192020
- BMW 540D 2018-2020 201820192020
- BMW 740E 2017-2019 201720182019
- BMW M760I 2017-2021 20172018201920202021
- BMW C 400 X 2018 2018
- BMW F800 R 2017 2017
- BMW B7 Alpina 2018-2021 2018201920202021
- BMW 745E 2020 2020
- BMW F 850 GS Adventure 2021 2021
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