{"nhtsa_id":11035493,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-08-03","date":"2026-07-21","document_id":"WSB-15","mfr_campaign":"WSB-15","replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"Certain 2027 Wayfarer Motorhomes need to have the programming updated in order for the holding tanks (fresh, grey and black tanks) to read levels accurately.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11035493-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11035493-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11035493","components":[],"codes":[],"topics":[],"vehicles":[{"make":"TIFFIN","model":"WAYFARER","year_from":2027,"year_to":2027,"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":[]}