{"nhtsa_id":10089270,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-01-20","date":"2017-10-04","document_id":"SB 437","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"THIS SERVICE BULLETIN INFORMS AFFECTED CUSTOMERS THAT DUE TO HIGH DPF HYDROCARBON ABSORPTION DURING HIGH IDLE OPERATION, CUSTOMERS MAY EXPERIENCE THE MIL, CHECK ENGINE AND/OR THE STOP ENGINE DIAGNOSTIC TROUBLE CODES OR TELL-TALE ACTIVATIONS ON MODEL YEAR 2016 AND 2017 MCI J4500 MODEL COACHES EQUIPPED WITH DD13 GHG17 ENGINE, AND THAT MCI WILL REMEDY THE AFFECTED COACHES AT NO COST TO CUSTOMERS.","document":null,"url":"https://open.wenmarpro.com/bulletins/10089270","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"MCI","model":"J4500","year_from":2016,"year_to":2017,"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":[]}