{"nhtsa_id":10018399,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2005-12-22","date":"2005-09-01","document_id":"11","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"DIAGNOSTIC TROUBLE CODE P0171 - CHECK FOR A LOOSE VACUUM CONNECTION ON THE SMALL BLUE VACUUM T FITTING FOUND UNDER THE INTERCOOLER. SUBARU TECHTIPS. *TT","document":null,"url":"https://open.wenmarpro.com/bulletins/10018399","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["P0171"],"topics":[],"vehicles":[{"make":"SUBARU","model":"LEGACY","year_from":2004,"year_to":2005,"match":"exact","vehicle_ids":["2004_subaru_legacy","2005_subaru_legacy"]}],"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":[]}