Tesla Model 3 2019–2020 — technical service bulletin
Bulletin SB-20-31-002 · NHTSA communication 10173428 · issued Mar 10, 2020
Technical service bulletin
communication type
Equipment Adaptive/mobility
component
2019–2020
model years
2
vehicle entries
Official summary
On some Model 3 vehicles, the LH and/or RH rear damper top mount bolts were not fastened according to internal specifications and may create noise, vibration, and harshness.
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.