Tesla Model 3 2017–2020 — technical service bulletin
Bulletin SB19-20-003-R3 · NHTSA communication 10247400 · issued Oct 26, 2023
Technical service bulletin
communication type
Air Bags
component
2017–2020
model years
5
vehicle entries
Official summary
On some Model 3 and Model Y vehicles, the Occupant Classification System (OCS) signal might be affected by electrical interference in the seat electrical harness, causing the airbag indicator to display on the touchscreen.
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.