BMW 750I 2016–2021 — technical service bulletin
Bulletin B121320 · NHTSA communication 10187474 · issued Jan 1, 2021
Technical service bulletin
communication type
Electrical System
component
2016–2021
model years
25
vehicle entries
Official summary
REPLACE ALL THE IGNITION COILS: The ignition coils may not have been produced to specifications which could lead to irregular running of the engine.
Vehicles covered
- 2018 BMW 750I
- 2019 BMW 750I
- 2016 BMW 750LI
- 2017 BMW 750LI
- 2018 BMW 750LI
- 2019 BMW 750LI
- 2018 BMW B7 Alpina
- 2019 BMW B7 Alpina
- 2020 BMW B7 Alpina
- 2021 BMW B7 Alpina
- 2017 BMW M550I
- 2018 BMW M550I
- 2019 BMW M550I
- 2020 BMW M550I
- 2021 BMW M550I
- 2020 BMW M850I
- 2021 BMW M850I
- 2019 BMW X5
- 2020 BMW X5
- 2021 BMW X5
- 2021 BMW X6
- 2020 BMW X6 M
- 2019 BMW X7
- 2020 BMW X7
- 2021 BMW X7
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.