Land Rover Discovery 2013–2023 — technical service bulletin
Bulletin SSM75971 · NHTSA communication 10233821 · issued Mar 27, 2023
Technical service bulletin
communication type
Engine and Engine Cooling
component
2013–2023
model years
31
vehicle entries
Official summary
3.0L AJ126 Misfire on New Replacement or REMAN units.
Vehicles covered
- 2017 Land Rover Discovery
- 2018 Land Rover Discovery
- 2019 Land Rover Discovery
- 2020 Land Rover Discovery
- 2021 Land Rover Discovery
- 2022 Land Rover Discovery
- 2023 Land Rover Discovery
- 2013 Land Rover Range Rover
- 2014 Land Rover Range Rover
- 2015 Land Rover Range Rover
- 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
- 2014 Land Rover Range Rover Sport
- 2015 Land Rover Range Rover Sport
- 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
- 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.