Land Rover Defender 2016–2022 — technical service bulletin
Bulletin SSM75423 · NHTSA communication 10202939 · issued Oct 11, 2021
Technical service bulletin
communication type
Electrical System
component
2016–2022
model years
35
vehicle entries
Official summary
Xcl distortion or rattle noise present while using the audio system
Vehicles covered
- 2019 Land Rover Defender
- 2016 Land Rover Discovery
- 2017 Land Rover Discovery
- 2018 Land Rover Discovery
- 2019 Land Rover Discovery
- 2020 Land Rover Discovery
- 2021 Land Rover Discovery
- 2022 Land Rover Discovery
- 2016 Land Rover Range Rover
- 2017 Land Rover Range Rover
- 2018 Land Rover Range Rover
- 2019 Land Rover Range Rover
- 2020 Land Rover Range Rover
- 2021 Land Rover Range Rover
- 2022 Land Rover Range Rover
- 2016 Land Rover Range Rover Evoque
- 2017 Land Rover Range Rover Evoque
- 2018 Land Rover Range Rover Evoque
- 2019 Land Rover Range Rover Evoque
- 2020 Land Rover Range Rover Evoque
- 2021 Land Rover Range Rover Evoque
- 2022 Land Rover Range Rover Evoque
- 2016 Land Rover Range Rover Sport
- 2017 Land Rover Range Rover Sport
- 2018 Land Rover Range Rover Sport
- 2019 Land Rover Range Rover Sport
- 2020 Land Rover Range Rover Sport
- 2021 Land Rover Range Rover Sport
- 2022 Land Rover Range Rover Sport
- 2017 Land Rover Range Rover Velar
- 2018 Land Rover Range Rover Velar
- 2019 Land Rover Range Rover Velar
- 2020 Land Rover Range Rover Velar
- 2021 Land Rover Range Rover Velar
- 2022 Land Rover Range Rover Velar
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.