# Other MAS004950 MTB 25\-44

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: Other
- NHTSA id: 11025843
- Published by NHTSA: 2025\-12\-01
- Manufacturer's number: MAS004950 MTB 25\-44
- Manufacturer's date: 2025\-11\-19
- NHTSA component: UNKNOWN OR OTHER

## NHTSA's summary

This bulletin provides updated information regarding the metallic noise originating from the exhaust system on Grecale MHEV models during cold starts. The issue is related to exhaust valve behavior and has been resolved with a now available software update.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11025843-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11025843-9999.pdf)

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

## Vehicles listed

- 2022 MASERATI GRECALE
- 2023 to 2025 MASERATI GRECALE
- 2025 MASERATI GRECALE FOLGORE

JSON: [/v1/bulletins/11025843](/v1/bulletins/11025843)

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