Tesla Model 3 2018 — technical service bulletin
Bulletin SB1816008R1 · NHTSA communication 10250495 · issued Dec 28, 2023
Technical service bulletin
communication type
Wheels
component
2018
model years
1
vehicle entries
Official summary
On certain Model 3 vehicles, the rear drive unit HV header bolts and the positive contactor bolt within the High Voltage (HV) battery ancillary bay were insufficiently torqued to internal specifications during manufacturing.
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.