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Service bulletins for the 2026 Polestar Polestar 4

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

29 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
374312025-10-02. Service bulletin. ELECTRICAL SYSTEM. This is a Technical Journal: PS No Start After Failed OTA Installation. Do not replace any parts.
 To recover the CEM, download SP 80026889, "OTA RESTORE".
 After this has been installed, confirm that the car can now be started and driven.
 *Ensure that the car has the latest software by following TJ-35361
374312025-08-18. Service bulletin. ELECTRICAL SYSTEM. This is a Technical Journal: PS No Start After Failed OTA Installation. Do not replace any parts.
 To recover the CEM, download SP 80026889, "OTA RESTORE".
 After this has been installed, confirm that the car can now be started and driven.
 *Ensure that the car has the latest software by following TJ-35361

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.