# Service bulletin S3749 202311

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: 10246116
- Published by NHTSA: 2023\-12\-05
- Manufacturer's number: S3749 202311
- Manufacturer's date: 2023\-11\-17
- NHTSA component: POWER TRAIN

## NHTSA's summary

Service Campaign: Certain Volvo VN model trucks built with a D3 Dual PTO, have the incorrect length PTO mounting studs installed. With the incorrect studs installed there is a possibly of the retaining nuts coming loose and in certain cases result in a loss of gearbox fluid. Follow the instructions in this service campaign to remove and replace the PTO mounting studs with longer ones.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10246116-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10246116-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- 2022 to 2023 VOLVO VN

JSON: [/v1/bulletins/10246116](/v1/bulletins/10246116)

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