{"nhtsa_id":10011880,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-02-03","date":"2004-12-13","document_id":"0406","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS","mfr_system":null,"summary":"COOLANT LEAK AT OIL COOLER HOSES. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10011880","components":[{"id":"engine","name":"Engine","parent":null},{"id":"cooling-system","name":"Cooling system","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"AUDI","model":"A4","year_from":1998,"year_to":2005,"match":"exact","vehicle_ids":["1998_audi_a4","1999_audi_a4","2000_audi_a4","2001_audi_a4","2002_audi_a4","2003_audi_a4","2004_audi_a4","2005_audi_a4"]},{"make":"AUDI","model":"A6","year_from":1998,"year_to":2005,"match":"exact","vehicle_ids":["1998_audi_a6","1999_audi_a6","2000_audi_a6","2001_audi_a6","2002_audi_a6","2003_audi_a6","2004_audi_a6","2005_audi_a6"]}],"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":[]}