Land Rover Defender 2020 — technical service bulletin
Bulletin SSM74999 · NHTSA communication 10179501 · issued Aug 19, 2020
Technical service bulletin
communication type
Electrical System
component
2020
model years
1
vehicle entries
Official summary
Rear HVAC panel appears not to function or not to illuminate as expected.
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.