{"nhtsa_id":11025635,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-11-19","date":"2025-11-15","document_id":"18-099-25","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P2450 - Fuel Tank Isolation Valve \"A\" Circuit Open. Customers may also experience the following: Fuel door will not open This bulletin involves reprogramming the PCM with the latest available software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11025635-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11025635-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11025635","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":["P2450"],"topics":[],"vehicles":[{"make":"ALFA ROMEO","model":"TONALE PHEV","year_from":2024,"year_to":2024,"match":"base","vehicle_ids":["2024_alfa-romeo_tonale"]}],"as_of":"2026-10-19","note":"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.","attribution":[]}