{"nhtsa_id":627739,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2002-02-15","date":"2001-10-01","document_id":"000604011A","mfr_campaign":null,"replaces":"000604011","component":"ENGINE AND ENGINE COOLING:ENGINE:GASOLINE","mfr_system":null,"summary":"INFORMATION REGARDING EVAPORATIVE EMISSIONS DIAGNOSTIC TROUBLE CODE P0440,P0441,P0442,P0446. 1996-2002 PASSENGER CARS AND TRUCKS WITH ENHANCED EVAPORATIVE EMISSIONS ENGINES. *YH","document":null,"url":"https://open.wenmarpro.com/bulletins/627739","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0440","P0441","P0442","P0446"],"topics":[],"vehicles":[{"make":"BUICK","model":"BUICK","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CADILLAC","model":"CADILLAC","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"CHEVROLET","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"GMC","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"OLDSMOBILE","model":"OLDSMOBILE","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"PONTIAC","model":"PONTIAC","year_from":null,"year_to":null,"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":[]}