Tesla Model 3 2020 — technical service bulletin
Bulletin SB-20-16-002 · NHTSA communication 10173426 · issued Mar 4, 2020
Technical service bulletin
communication type
Electrical System
component
2020
model years
1
vehicle entries
Official summary
Certain Model 3 vehicles were configured with incorrect shunt resistance hex values that can affect charging capacity and range performance.
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.