Land Rover Defender 2018–2019 — technical service bulletin
Bulletin SSM75771 · NHTSA communication 10239031 · issued Jun 2, 2023
Technical service bulletin
communication type
Engine and Engine Cooling
component
2018–2019
model years
11
vehicle entries
Official summary
Engine knocking noise post service engine replacement - incorrect fuel injector installation.
Vehicles covered
- 2019 Land Rover Defender
- 2018 Land Rover Discovery
- 2019 Land Rover Discovery
- 2018 Land Rover Discovery Sport
- 2019 Land Rover Discovery Sport
- 2018 Land Rover Range Rover Evoque
- 2019 Land Rover Range Rover Evoque
- 2018 Land Rover Range Rover Sport
- 2019 Land Rover Range Rover Sport
- 2018 Land Rover Range Rover Velar
- 2019 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.