{"nhtsa_id":10128902,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2018-02-21","date":"2016-07-25","document_id":"S16YS","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"S16YS - Vision Ford 6.8L Engine Oil Requirement: Certain 2013 through 2017 model year Blue Bird Vision Ford 6.8L Drivers and Service manuals list either 5W-20 or 5W-30 Engine Oil Requirements. At your next and all subsequent oil changes, Blue Bird recommends only the use of 5W-30 motor oil. All oils used must have the API certification mark. The current oil fill cap is labeled 5W-20. Install a new oil fill cap labeled 5W-30.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10128902-9999.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2016/MC-10128902-0001.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10128902","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BLUE BIRD","model":"VISION","year_from":2013,"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":[]}