Tesla Model 3 2017–2018 — technical service bulletin
Bulletin SB-18-16-004 R1 · NHTSA communication 10143017 · issued Jun 12, 2018
Technical service bulletin
communication type
Electrical System
component
2017–2018
model years
2
vehicle entries
Official summary
On certain Model 3 vehicles, the one-time use bolts that attach the high voltage controller to the penthouse cover were not torqued to Tesla?s internal specification.
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.