Land Rover Defender 2017–2021 — technical service bulletin
Bulletin SSM75281 · NHTSA communication 10188074 · issued Feb 16, 2021
Technical service bulletin
communication type
Suspension
component
2017–2021
model years
7
vehicle entries
Official summary
Front Air Spring â Air Leak
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.