{"nhtsa_id":10003419,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-10-20","date":"2003-07-25","document_id":"1802803","mfr_campaign":null,"replaces":"1801002","component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL","mfr_system":null,"summary":"VEHICLE WITH PROPERLY FUNCTIONING EVAPORATIVE EMISSIONS SYSTEM REPEATEDLY SETS DIAGNOSTIC TROUBLE CODE P0456 WHEN CUSTOMER REGULARLY COMMUTES ON A STEEP GRADE. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10003419","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":["P0456"],"topics":[],"vehicles":[{"make":"CHRYSLER","model":"TOWN AND COUNTRY","year_from":2001,"year_to":2003,"match":"exact","vehicle_ids":["2001_chrysler_town-and-country","2002_chrysler_town-and-country","2003_chrysler_town-and-country"]},{"make":"CHRYSLER","model":"VOYAGER","year_from":2001,"year_to":2003,"match":"exact","vehicle_ids":["2001_chrysler_voyager","2002_chrysler_voyager","2003_chrysler_voyager"]},{"make":"DODGE","model":"CARAVAN","year_from":2001,"year_to":2001,"match":null,"vehicle_ids":[]},{"make":"DODGE","model":"CARAVAN","year_from":2002,"year_to":2002,"match":"exact","vehicle_ids":["2002_dodge_caravan"]},{"make":"DODGE","model":"CARAVAN","year_from":2003,"year_to":2003,"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":[]}