Polestar Polestar 2 2021–2025 — technical service bulletin
Bulletin 37439 · NHTSA communication 11021907 · issued Jul 19, 2025
Technical service bulletin
communication type
Unknown / Other
component
2021–2025
model years
5
vehicle entries
Official summary
This is a Technical Journal: PS IHU - Software Download failure. Follow procedure in Technical Journal.
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.