Tesla Model 3 2018 — technical service bulletin
Bulletin SB-19-16-005 · NHTSA communication 10154508 · issued Feb 7, 2019
Technical service bulletin
communication type
Electrical System
component
2018
model years
1
vehicle entries
Official summary
On certain Model 3 vehicles, a screw that secures the 12V DCDC positive terminal within the power conversion system (PCS) might have become loose. A loose terminal might present alerts on the touchscreen, or cause the PCS to shut down.
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.