{"vehicle":{"id":"2022_alfa-romeo_stelvio","year":2022,"make":"Alfa Romeo","model":"Stelvio"},"code":"P2AC0","generic":true,"description":null,"bulletins":{"as_of":"2026-10-19","count":4,"bulletins":[{"nhtsa_id":10241137,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-08-21","date":"2023-06-29","document_id":"1804123","mfr_campaign":null,"component":"POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); POWER TRAIN; ELECTRICAL SYSTEM","summary":"Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? **P1CEA-00 - Boost Side EVAP Purge System Performance.** ? P2AC0-00 - Intake Air O2 Sensor Reference Voltage Circuit Range/Performance Bank 1. This bulletin involves reprogramming the PCM with the latest available software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10241137-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10241137-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10241137"},{"nhtsa_id":10241060,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-08-21","date":"2023-06-02","document_id":"1804123A","mfr_campaign":null,"component":"POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM","summary":"Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? P2AC0-00 - Intake Air O2 Sensor Reference Voltage Circuit Range/Performance Bank 1. This bulletin involves reprogramming the PCM with the latest available software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10241060-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10241060-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10241060"},{"nhtsa_id":10236901,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2023-05-30","date":"2023-04-01","document_id":"1804123","mfr_campaign":null,"component":"ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); POWER TRAIN","summary":"Flash: Powertrain Control Module (PCM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? **P1CEA-00 - Boost Side Evap Purge System Performance.** ? P2AC0-00 - Intake Air O2 Sensor Reference Voltage Circuit Range/Performance Bank 1. This bulletin involves reprogramming the PCM with the latest available software.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10236901-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2023/MC-10236901-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10236901"},{"nhtsa_id":10214611,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-06-27","date":"2022-05-14","document_id":"18-069-22","mfr_campaign":null,"component":"POWER TRAIN:MANUAL TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)","summary":"Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Engine Control Module (ECM), also known as a PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set: P2AC0-00 - Intake Air O2 Sensor Reference Voltage Circuit Range/Performance Bank 1.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10214611-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10214611-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10214611"}],"url":"https://open.wenmarpro.com/makes/alfa-romeo/stelvio/2022/bulletins?code=P2AC0"},"related":{"components":[],"bulletins":[],"recalls":{"may_apply":true,"recalls":[],"lookup":{"nhtsa":"https://www.nhtsa.gov/recalls","tc":"https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng","maker":null}}},"url":"https://open.wenmarpro.com/makes/alfa-romeo/stelvio/2022/codes/P2AC0","note":"The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.","attribution":["Contains information licensed under the Open Government Licence – Canada."]}