{"nhtsa_id":604622,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1999-05-06","date":"1999-02-01","document_id":"540398","mfr_campaign":null,"replaces":"540398","component":"VISIBILITY:SUN/MOON ROOF ASSEMBLY","mfr_system":null,"summary":"CUSTOMER MAY COMPLAIN OF SUNROOF INOPERATIVE, OR LOST INITIALIZATION. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/604622","components":[{"id":"visibility","name":"Glass, wipers and mirrors","parent":null},{"id":"sunroof","name":"Sunroof","parent":"visibility"}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"5 SERIES","year_from":1998,"year_to":1998,"match":null,"vehicle_ids":[]},{"make":"BMW","model":"7 SERIES","year_from":1998,"year_to":1998,"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":[]}