{"nhtsa_id":10167371,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2019-11-08","date":"2019-10-07","document_id":"SB 3121","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"The Service Bulletin informs owners of model year 2019 J4500 model coaches equipped with an ISX, X12, or DD13 engine with E-fan to replace the existing T bolt charge air cooler (\"CAC\") clamps, MCI P/N: 19-04-0482, with a new clamp, MCI P/N: 19-04-0539, and to torque all CAC clamps on the coach to 70-80 In-lbs. instead of 90-110 In-lbs.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10167371-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2019/MC-10167371-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10167371","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MCI","model":"J4500","year_from":2019,"year_to":2019,"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":[]}