{"nhtsa_id":636692,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-11-12","date":"2002-05-16","document_id":"051602","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"SOME VEHICLES MAY EXHIBIT A SERVICE ENGINE SOON LIGHT ON AND A DIAGNOSTIC TROUBLE CODE P0442 STORED. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/636692","components":[],"codes":["P0442"],"topics":[],"vehicles":[{"make":"BUICK","model":"PARK AVENUE","year_from":2002,"year_to":2002,"match":"exact","vehicle_ids":["2002_buick_park-avenue"]}],"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":[]}