# Service campaign SC S4644 202601

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 campaign
- NHTSA id: 11028028
- Published by NHTSA: 2026\-02\-02
- Manufacturer's number: SC S4644 202601
- Manufacturer's date: 2026\-01\-25
- NHTSA component: ENGINE

## NHTSA's summary

SC \- Front Engine Accessory Drive Update.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11028028-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11028028-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2026 VOLVO VHD
- 2026 VOLVO VN

JSON: [/v1/bulletins/11028028](/v1/bulletins/11028028)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20campaign%20SC%20S4644%20202601&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11028028&vehicle=Service%20campaign%20SC%20S4644%20202601)