# Service bulletin 37664

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: 11029176
- Published by NHTSA: 2026\-03\-02
- Manufacturer's number: 37664
- Manufacturer's date: 2026\-02\-05
- NHTSA component: UNKNOWN OR OTHER

## NHTSA's summary

This is a TJ Text only no attachments \- If the Check Engine Light is on in the DIM and the DTCs listed below are set with no other symptoms, Do not replace any parts. Please follow the advice under "Service". This TJ is a complement to the fault tracing in VIDA. Inform the customer that driving for too long with low loads creates a risk that this DTC will be set, and they should accelerate more aggressively periodically.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11029176-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11029176-9999.pdf)

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

## Vehicles listed

- 2022 to 2025 VOLVO S90MHEV
- 2023 VOLVO V60MHEV
- 2022 to 2026 VOLVO V90CCMHEV
- 2022 to 2023 VOLVO XC60MHEV
- 2023 to 2026 VOLVO XC90MHEV

JSON: [/v1/bulletins/11029176](/v1/bulletins/11029176)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%2037664&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11029176&vehicle=Service%20bulletin%2037664)