Land Rover Defender 2020–2022 — technical service bulletin
Bulletin Defender_N811_20SEP24 · NHTSA communication 11008641 · issued Sep 20, 2024
Technical service bulletin
communication type
Electrical System
component
2020–2022
model years
3
vehicle entries
Official summary
Door Zone Module - Quiescent Drain
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.