# Other MAS005254 MTB 26\-14

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: 11037376
- Published by NHTSA: 2026\-09\-18
- Manufacturer's number: MAS005254 MTB 26\-14
- Manufacturer's date: 2026\-09\-10
- NHTSA component: UNKNOWN OR OTHER

## NHTSA's summary

GranTurismo and GranCabrio \- Unexpected Alarm Activation . In case of unexpected alarm activation, proceed with software updates to the BCM ECU, with Software Number F188 670363089 ROW. In order to obtain the compatibility of this SW and to complete all the necessary steps and procedures with MDEVO, it is mandatory to open a BOL as Support Request. After updating the software to the version mentioned above, perform the BCM procedure 'BCM Initialization.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11037376-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11037376-9999.pdf)

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

## Vehicles listed

- 2024 to 2027 MASERATI GRANCABRIO
- 2025 to 2027 MASERATI GRANCABRIO FOLGORE
- 2008 to 2027 MASERATI GRANTURISMO
- 2025 to 2027 MASERATI GRANTURISMO FOLGORE
- 2024 to 2025 MASERATI NUOVA GRANCABRIO
- 2024 to 2025 MASERATI NUOVA GRANTURISMO

JSON: [/v1/bulletins/11037376](/v1/bulletins/11037376)

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