Tesla Model 3 2018 — technical service bulletin
Bulletin SB-18-16-013 R1 · NHTSA communication 10166052 · issued Sep 25, 2019
Technical service bulletin
communication type
Electrical System
component
2018
model years
1
vehicle entries
Official summary
Certain Model 3 vehicles might have too few HV battery positive contactor mounting nuts installed, which can allow movement that might affect the conductivity of the contactor terminals.
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.