Land Rover Defender 2020–2023 — technical service bulletin
Bulletin JLRTB02092NAS1 · NHTSA communication 10222676 · issued Sep 29, 2022
Technical service bulletin
communication type
Electrical System
component
2020–2023
model years
5
vehicle entries
Official summary
Integrated Air Compressor - Software Update
Vehicles covered
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.