{"nhtsa_id":10016506,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-09-19","date":"2005-10-13","document_id":"0521","mfr_campaign":null,"replaces":"0524","component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS","mfr_system":null,"summary":"THE WARRANTY IS EXTENDED FOR SUBJECT VEHICLES TO 168,000 KM (105,000 MILES), REGARDLESS OF TIME IN SERVICE, FOR ENGINE DAMAGE RESULTING FROM A BROKEN TIMING BELT. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10016506","components":[{"id":"engine","name":"Engine","parent":null},{"id":"drive-belt","name":"Drive belts","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"AUDI","model":"A4","year_from":1997,"year_to":1999,"match":"exact","vehicle_ids":["1997_audi_a4","1998_audi_a4","1999_audi_a4"]}],"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":[]}