{"nhtsa_id":10205940,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-01-04","date":"2021-12-17","document_id":"SP21-312","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"ENGINE CONTROL MODULE (ECM) SOFTWARE UPDATE On the vehicles affected by this bulletin, perform the engine software update 23958948.P01. Main software & Dataset update: US OBD20 EMS VGT running change release to address OBD and conditional certification items","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10205940-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10205940-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10205940","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PREVOST","model":"X3 COM","year_from":2021,"year_to":2021,"match":null,"vehicle_ids":[]},{"make":"PREVOST","model":"X3-45 COMMUTER","year_from":2021,"year_to":2021,"match":null,"vehicle_ids":[]}],"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":[]}