{"nhtsa_id":10009448,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2004-09-30","date":"2002-09-13","document_id":"09132002","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN","mfr_system":null,"summary":"THIS MESSAGE CONCERNS INSIDE AIR TEMPERATURE SENSOR NOISY. COMMENTS THAT A NOISE IN THE LEFT SIDE OF THE INSTRUMENT PANEL ON COLD STARTS. THIS NOISE MAY BE DESCRIBED AS A GRIND, GROWL, HUM, WHINE OR SQUEAL. A FAN NOISE MAY ALSO BE HEARD WHILE DRIVING. THIS CONDITION MAY BE CAUSED BY THE INSIDE AIR TEMPERATURE SENSOR. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10009448","components":[{"id":"engine","name":"Engine","parent":null},{"id":"cooling-fan","name":"Cooling fan","parent":"engine"},{"id":"cooling-system","name":"Cooling system","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"CADILLAC","model":"SEVILLE","year_from":1998,"year_to":2002,"match":"exact","vehicle_ids":["1998_cadillac_seville","1999_cadillac_seville","2000_cadillac_seville","2001_cadillac_seville","2002_cadillac_seville"]}],"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":[]}