Land Rover Defender 2021–2024 — technical service bulletin
Bulletin TUCC_AUG2025_32 · NHTSA communication 11022470 · issued Aug 15, 2025
Technical service bulletin
communication type
Power Train
component
2021–2024
model years
12
vehicle entries
Official summary
Oil leaks from the transfer case area of the vehicle.
Vehicles covered
- 2022 Land Rover Defender
- 2023 Land Rover Defender
- 2024 Land Rover Defender
- 2021 Land Rover Discovery
- 2022 Land Rover Discovery
- 2023 Land Rover Discovery
- 2024 Land Rover Discovery
- 2022 Land Rover Range Rover
- 2023 Land Rover Range Rover
- 2024 Land Rover Range Rover
- 2023 Land Rover Range Rover Sport
- 2024 Land Rover Range Rover Sport
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.