Land Rover Defender 2022–2026 — technical service bulletin
Bulletin SSM76404 - 18FEB26 · NHTSA communication 11029609 · issued Feb 18, 2026
Technical service bulletin
communication type
Unknown OR Other
component
2022–2026
model years
18
vehicle entries
Official summary
Driveline Noise Concerns
Vehicles covered
- 2022 Land Rover Defender
- 2023 Land Rover Defender
- 2024 Land Rover Defender
- 2025 Land Rover Defender
- 2026 Land Rover Defender
- 2022 Land Rover Discovery
- 2023 Land Rover Discovery
- 2024 Land Rover Discovery
- 2025 Land Rover Discovery
- 2026 Land Rover Discovery
- 2023 Land Rover Range Rover
- 2024 Land Rover Range Rover
- 2025 Land Rover Range Rover
- 2026 Land Rover Range Rover
- 2023 Land Rover Range Rover Sport
- 2024 Land Rover Range Rover Sport
- 2025 Land Rover Range Rover Sport
- 2026 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.