Land Rover Discovery 2015–2018 — technical service bulletin
Bulletin SSM73731 · NHTSA communication 10138661 · issued Jan 24, 2018
Technical service bulletin
communication type
Air Bags
component
2015–2018
model years
7
vehicle entries
Official summary
Issue: Drivers Airbag Module (DAB) replacement procedure differs between pre and post 17.75 MYNAS spec Discovery Sport Vehicles
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.