Polestar Polestar 1 2021–2023 — technical service bulletin
Bulletin TJ3648310 · NHTSA communication 10232128 · issued Jan 11, 2023
Technical service bulletin
communication type
Electrical System
component
2021–2023
model years
6
vehicle entries
Official summary
Backup Battery DTC TCAM-U210993
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.