{"nhtsa_id":52790,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1997-09-12","date":"1997-05-01","document_id":"BC2294970501","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS","mfr_system":null,"summary":"VEHICLES MAY EXHIBIT MIL ILLUMINATION WITH A CODE OF P0171 - THIS MAY BE CAUSED BY A DISCONNECTED FUEL PRESSURE REGULATOR VCUUM HOSE. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/52790","components":[{"id":"fuel-system","name":"Fuel system","parent":null},{"id":"fuel-line","name":"Fuel hoses and lines","parent":"fuel-system"}],"codes":["P0171"],"topics":[],"vehicles":[{"make":"FORD","model":"CONTOUR","year_from":1997,"year_to":1997,"match":"exact","vehicle_ids":["1997_ford_contour"]},{"make":"MERCURY","model":"MYSTIQUE","year_from":1997,"year_to":1997,"match":"exact","vehicle_ids":["1997_mercury_mystique"]}],"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":[]}