{"nhtsa_id":10000449,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2003-02-27","date":"2002-11-29","document_id":"1803502","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"ENGINE THROTTLE CONTROL LIGHT ILLUMINATION AND / OR MALFUNCTION INDICATOR LIGHT ILLUMINATION WITH DIAGNOSTIC TROUBLE CODE P2181 - COOLING SYSTEM PERFORMANCE. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10000449","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P2181"],"topics":[],"vehicles":[{"make":"DODGE","model":"RAM PICKUP","year_from":2003,"year_to":2003,"match":"base","vehicle_ids":["2003_dodge_ram"]}],"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":[]}