# Service bulletins for the 2021 Polestar Polestar 2

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.

181 bulletins from NHTSA, as of 2026-10-19.

- [37894.1.0](/bulletins/11036236.md), 2026-08-18, Service bulletin: UNKNOWN OR OTHER. This is a TJ \- Text Only \- No attachments \- If the software version displayed in the CSD is not aligned with the actual software version installed in the vehicle \(this may occur after a failed software download\), and no Total Upgrade is available in VIDA, follow the instructions under "Service". Note\! Do not replace any parts. A software product is available to align the software version in the CSD with the actual software version installed in the vehicle. Use "manual order" as Software Product is not visible in VIDA.
- [36569.5.0](/bulletins/11035014.md), 2026-07-14, Service bulletin: UNKNOWN OR OTHER. This is a Technical Journal: Text plus 3 png files and 1 mp4 file CSD Stuck in Recovery Mode, iCUP. Provide vehicle report.
- [37516.3.0](/bulletins/11035013.md), 2026-07-14, Service bulletin: UNKNOWN OR OTHER. This is a TJ \- Text plus 1 PDF \- If the customer reports the navigation map in the DIM become black during driving or at start\-up, follow the instructions under "Service" \(see attached picture TJ\_37516\_1.pdf\).
- [37439.5.0](/bulletins/11035012.md), 2026-07-14, Service bulletin: ELECTRICAL SYSTEM. This is a Technical Journal \- Text plus 1 .png attachment\- If during a Software Download \(SWDL\) at the workshop, and connected to VIDA, the CSD \(Center Stack Display\) turns black and the IHU \(Infotainment Head Unit\) becomes stuck in programming mode or is unresponsive, follow the advice under "Service". This TJ concerns ICUP vehicles / Vehicles with Variant Designation Number \(VDN\) Code RP03.
- [35844.8.0](/bulletins/11035009.md), 2026-07-14, Service bulletin: EXTERIOR LIGHTING. This is a Technical Journal: Headlamp condensation inside lens \- Note that normal condensation will not be solved by replacing the headlamp. The headlamps are designed to withstand moisture and the functionality of the lamp is not affected by condensation. To avoid or eliminate moisture in the headlamps, use the car regularly. The car also needs to be used for longer period of time with low beam on
- [37798.1.0](/bulletins/11035006.md), 2026-07-14, Service bulletin: POWER TRAIN. This is a TJ \- Text only \- no attachment \- Do not perform fault tracing or replace any parts before reading this journal. An acceleration constraint from a standstill when the driver's seatbelt is unbuckled has been implemented and should be regarded as expected behavior. The models listed in this journal are the first to receive this software, but it will be rolled out progressively throughout the coming months to all BEV vehicles.
- [37517.3.0](/bulletins/11032611.md), 2026-05-13, Service bulletin: UNKNOWN OR OTHER. This is a TJ text only no attachments \- If customer complains it is not possible to download or update third\-party apps follow advice under "Service" Workaround is to perform a "factory reset". analysis will now continue to find the root cause
- [37723.1.0](/bulletins/11032609.md), 2026-05-13, Service bulletin: UNKNOWN OR OTHER. This is a TJ \- Text plus 3 PD's \- If customer complains about any of the symptoms regarding Bluetooth / Cellular as noted in this TJ Do not replace any components for this issue, follow but not limited to the 10 steps, and all instructions under "Service".
- [37797.1.0](/bulletins/11032607.md), 2026-05-13, Service bulletin: UNKNOWN OR OTHER. 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.
- [35844.7.0](/bulletins/11031087.md), 2026-04-07, Service bulletin: EXTERIOR LIGHTING. This is a Technical Journal: Headlamp condensation inside lens \- Note that normal condensation will not be solved by replacing the headlamp. The headlamps are designed to withstand moisture and the functionality of the lamp is not affected by condensation.\&\#13; To avoid or eliminate moisture in the headlamps, use the car regularly. The car also needs to be used for longer period of time with low beam on
- [37439.4.0](/bulletins/11031085.md), 2026-04-07, Service bulletin: ELECTRICAL SYSTEM. This is a Technical Journal \- Text plus 1 .png attachment\- If during a Software Download \(SWDL\) at the workshop, and connected to VIDA, the CSD \(Center Stack Display\) turns black and the IHU \(Infotainment Head Unit\) becomes stuck in programming mode or is unresponsive, follow the advice under "Service".\&\#13; This TJ concerns ICUP vehicles / Vehicles with Variant Designation Number \(VDN\) Code RP03.\&\#13;
- [36628.3.0](/bulletins/11031084.md), 2026-04-07, Service bulletin: UNKNOWN OR OTHER. This is a Technical Journal: Connectivity Certificates
- [37385.3.0](/bulletins/11031083.md), 2026-04-07, Service bulletin: POWER TRAIN. This is a Technical Journal: Text Plus 1 .jpg Propulsion Message with DTC BECM P0A9500 and/or P0E2F00. Perform a "High\-voltage system overview" read out
- [35844](/bulletins/11027159.md), 2026-01-07, Service bulletin: EXTERIOR LIGHTING. This is a Technical Journal: Headlamp condensation inside lens \- Note that normal condensation will not be solved by replacing the headlamp. The headlamps are designed to withstand moisture and the functionality of the lamp is not affected by condensation.\&\#13; To avoid or eliminate moisture in the headlamps, use the car regularly. The car also needs to be used for longer period of time with low beam on
- [35811](/bulletins/11027158.md), 2026-01-07, Service bulletin: UNKNOWN OR OTHER. This is a Technical Journal: Polestar Bellow noise If a noise occurs from the front drive shaft bellows during slow driving and/or turning \(e.g., parking maneuvers\), follow the instructions under “Service”.
- [37413](/bulletins/11027157.md), 2026-01-07, Service bulletin: UNKNOWN OR OTHER. This is a Technical Journal: PS IHU \- Prior Approval. In most cases, the IHU does not need to be replaced and can be retained by following the fault tracing in VIDA.\&\#13; If the normal fault tracing is unsuccessful, and the next step is to replace the IHU, this TJ must be followed
- [37439](/bulletins/11027156.md), 2026-01-07, Service bulletin: ELECTRICAL SYSTEM. This is a Technical Journal \- If during a Software Download \(SWDL\) at the workshop, and connected to VIDA, the CSD \(Center Stack Display\) turns black and the IHU \(Infotainment Head Unit\) becomes stuck in programming mode or is unresponsive, follow the advice under "Service".\&\#13; This TJ concerns ICUP vehicles / Vehicles with Variant Designation Number \(VDN\) Code RP03.\&\#13;
- [37523](/bulletins/11025983.md), 2025-12-02, Service bulletin: FUEL/PROPULSION SYSTEM. This is a TJ If a customer experiences a "Propulsion System Service Required" message in the DIM, and the DTC IEM P0CBC62 is stored, please follow the advice under "Service". There have been cases where the IEM has been replaced incorrectly for this DTC, and instead, a faulty one\-way valve in the coolant system was the root cause.\&\#13; To determine if this coolant valve is faulty, the IEM transistor temperature parameters for phases U, V, and W can be monitored and plotted with VIDA.
- [37439](/bulletins/11025980.md), 2025-12-02, Service bulletin: ELECTRICAL SYSTEM. This is a Technical Journal \- If during a Software Download \(SWDL\) at the workshop, and connected to VIDA, the CSD \(Center Stack Display\) turns black and the IHU \(Infotainment Head Unit\) becomes stuck in programming mode or is unresponsive, follow the advice under "Service".\&\#13; This TJ concerns ICUP vehicles / Vehicles with Variant Designation Number \(VDN\) Code RP03.\&\#13;
- [37242](/bulletins/11023535.md), 2025-10-02, Service bulletin: UNKNOWN OR OTHER. This is a TJ \- Text only \- No attachment \- If the customer claims the Service Reminder Indicator \(SRI\) lamp is illuminated earlier than the actual service interval, please follow the instructions under "service". This is only valid for vehicles produced from, or DIM\-units replaced after, structure week 2024w46 \(when new BOSCH DIM\-unit was introduced\).
- [37506](/bulletins/11023530.md), 2025-10-02, Service bulletin: UNKNOWN OR OTHER. This isa TJ \- Text only no attachments \-\&\#13; If a customer experiences a DIM message stating "Propulsion Service Required" and IEM P0A7A48 is stored, please follow the advice under "Service".
- [37441](/bulletins/11022803.md), 2025-09-05, Service bulletin: UNKNOWN OR OTHER. This is a Technical Journal: PS Critical Guidelines for Replacing IHU. After replacing the IHU with one of the part numbers listed above, follow the steps below:\&\#13; 1. Download IHU reload \(select Yes for replaced HW\)\&\#13; 2. Perform a Total Upgrade\&\#13; 3. Manually order and download SP 32303725
- [37413](/bulletins/11021912.md), 2025-08-18, Service bulletin: UNKNOWN OR OTHER. This is a Technical Journal: PS IHU \- Prior Approval. In most cases, the IHU does not need to be replaced and can be retained by following the fault tracing in VIDA.\&\#13; If the normal fault tracing is unsuccessful, and the next step is to replace the IHU, this TJ must be followed
- [37439](/bulletins/11021907.md), 2025-08-18, Service bulletin: UNKNOWN OR OTHER. This is a Technical Journal: PS IHU \- Software Download failure. Follow procedure in Technical Journal.
- [37396](/bulletins/11020568.md), 2025-07-09, Service bulletin: UNKNOWN OR OTHER. This is a Technical Journal: Window and Glass Claim Information Request. Submit a TIE report.

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