# Service bulletin 37452

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: 11022804
- Published by NHTSA: 2025\-09\-05
- Manufacturer's number: 37452
- Manufacturer's date: 2025\-08\-12
- NHTSA component: UNKNOWN OR OTHER

## NHTSA's summary

This is a Technical Journal: Climate System Cooling Performance \(Polestar\). Before fault tracing, check if the vehicle is tagged for QB1052. Complete the QB if needed.\&\#13; •If the vehicle is not tagged for QB1052, fault trace according to VIDA.\&\#13; For any other A/C performance concerns \(i.e., Poor cooling, uneven temperature, not cooling enough, ect. \) Please follow VIDA fault tracing.\&\#13;

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11022804-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11022804-9999.pdf)

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

## Vehicles listed

- 2025 POLESTAR POLESTAR 3

JSON: [/v1/bulletins/11022804](/v1/bulletins/11022804)

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