# Service bulletin CBR\-997 202411

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: 11010811
- Published by NHTSA: 2024\-11\-27
- Manufacturer's number: CBR\-997 202411
- Manufacturer's date: 2024\-11\-15
- NHTSA component: ENGINE

## NHTSA's summary

Vehicles may present with oil leak coming from the clutch/flywheel housing and observation of burned clutch smell or clutch slipping. These symptoms can be mistaken as a crankshaft rear main seal leak, when the actual cause is the crankshaft adaptor O\-ring.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11010811-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11010811-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2014 to 2025 VOLVO VAH
- 2014 to 2025 VOLVO VHD
- 2014 to 2025 VOLVO VN
- 2025 VOLVO VNL \(4\)

JSON: [/v1/bulletins/11010811](/v1/bulletins/11010811)

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