Polestar Polestar 2 2021–2025 — technical service bulletin
Bulletin 37797.1.0 · NHTSA communication 11032607 · issued Apr 24, 2026
Technical service bulletin
communication type
Unknown OR Other
component
2021–2025
model years
5
vehicle entries
Official summary
This is a TJ - text only, no attachments - f the customer complains about a significant HV battery SoC drop after parking, please follow the advice under "service". Work is ongoing for a software fix and is planned for release in quarter 2 2026 for vehicles with structure week before 2023w46, and in quarter 4 2026 for vehicles with structure week 2023w46 and later.
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.