{"nhtsa_id":10227431,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-12-07","date":"2022-11-02","document_id":"22519","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"In cold weather, especially during engine warmup, the engine may experience a misfire condition resulting in setting the Malfunction Indicator Lamp (MIL) and possible increase in emissions. Only models with Generation II PSI 8.8L LP engines.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10227431-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2022/MC-10227431-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10227431","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"IC BUS","model":"CESB","year_from":2020,"year_to":2023,"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":[]}