{"nhtsa_id":10003679,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-10-28","date":"2003-05-30","document_id":"053003","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:COOLING SYSTEM","mfr_system":null,"summary":"LOSS OF COOLANT, COOLANT ODOR, HAVING TO ADD COOLANT OR A MLIKY COLORED OIL. THE CAUSE MAY BE DUE TO COOLANT LEAKING PAST THE INTERMEDIATE GASKET OR THROTTLE BODY GASKET. 2000 TO 2003, 3800, VIN CODE K ENGINES.","document":null,"url":"https://open.wenmarpro.com/bulletins/10003679","components":[{"id":"engine","name":"Engine","parent":null},{"id":"cooling-system","name":"Cooling system","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"BUICK","model":"BUICK","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":"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":[]}