Maserati Grancabrio 2008–2027 — technical service bulletin
Bulletin MAS005254 MTB 26-14 · NHTSA communication 11037376 · issued Sep 10, 2026
Technical service bulletin
communication type
Unknown / Other
component
2008–2027
model years
34
vehicle entries
Official 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.
Vehicles covered
- 2024 Maserati Grancabrio
- 2025 Maserati Grancabrio
- 2026 Maserati Grancabrio
- 2027 Maserati Grancabrio
- 2025 Maserati Grancabrio Folgore
- 2026 Maserati Grancabrio Folgore
- 2027 Maserati Grancabrio Folgore
- 2008 Maserati Granturismo
- 2009 Maserati Granturismo
- 2010 Maserati Granturismo
- 2011 Maserati Granturismo
- 2012 Maserati Granturismo
- 2013 Maserati Granturismo
- 2014 Maserati Granturismo
- 2015 Maserati Granturismo
- 2016 Maserati Granturismo
- 2017 Maserati Granturismo
- 2018 Maserati Granturismo
- 2019 Maserati Granturismo
- 2020 Maserati Granturismo
- 2021 Maserati Granturismo
- 2022 Maserati Granturismo
- 2023 Maserati Granturismo
- 2024 Maserati Granturismo
- 2025 Maserati Granturismo
- 2026 Maserati Granturismo
- 2027 Maserati Granturismo
- 2025 Maserati Granturismo Folgore
- 2026 Maserati Granturismo Folgore
- 2027 Maserati Granturismo Folgore
- 2024 Maserati Nuova Grancabrio
- 2025 Maserati Nuova Grancabrio
- 2024 Maserati Nuova Granturismo
- 2025 Maserati Nuova Granturismo
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.