# Other MAS004812 MTB 25\-27

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: 11020795
- Published by NHTSA: 2025\-07\-18
- Manufacturer's number: MAS004812 MTB 25\-27
- Manufacturer's date: 2025\-07\-15
- NHTSA component: UNKNOWN OR OTHER

## NHTSA's summary

This bulletin provides technical guidance regarding a metallic noise originating from the exhaust system on Grecale MHEV models during cold starts. The issue is related to exhaust valve behavior and will be resolved through a future software update. MILD HYBRID ONLY

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11020795-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11020795-9999.pdf)

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

## Vehicles listed

- 2022 MASERATI GRECALE
- 2023 to 2025 MASERATI GRECALE

JSON: [/v1/bulletins/11020795](/v1/bulletins/11020795)

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