Tesla Model 3 2017–2018 — technical service bulletin
Bulletin SB-18-16-009 R1 · NHTSA communication 10162294 · issued Jun 24, 2019
Technical service bulletin
communication type
Equipment
component
2017–2018
model years
2
vehicle entries
Official summary
On some Model 3 vehicles, one or two HV battery breather valves might be missing or improperly installed.
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.