# Service bulletin 37940.1.0

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.

- Type: Service bulletin
- NHTSA id: 11037952
- Published by NHTSA: 2026\-10\-05
- Manufacturer's number: 37940.1.0
- Manufacturer's date: 2026\-09\-17
- NHTSA component: UNKNOWN OR OTHER

## NHTSA's summary

This is a TJ \- Text only no attachments \- If the software download to the latest baseline fails due to the WAM, Do not perform any fault tracing or replace any parts prior to following the instructions provided under “Service”.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11037952-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11037952-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Vehicles listed

- 2025 to 2026 POLESTAR POLESTAR 4

JSON: [/v1/bulletins/11037952](/v1/bulletins/11037952)

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