Land Rover Discovery 2017–2019 — technical service bulletin
Bulletin LTB01306NAS1 · NHTSA communication 10165194 · issued Aug 1, 2019
Technical service bulletin
communication type
Structure
component
2017–2019
model years
3
vehicle entries
Official summary
There is excessive wind noise from the roof opening panel.
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.