{"nhtsa_id":39751,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1995-11-01","date":"1994-02-01","document_id":"F004/95","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)","mfr_system":null,"summary":"GROWLING NOISE FROM DASH - DPFE SENSOR NOISE. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/39751","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null},{"id":"egr-valve","name":"EGR valve","parent":"exhaust-emissions"}],"codes":[],"topics":[],"vehicles":[{"make":"MAZDA","model":"B-SERIES TRUCK","year_from":1994,"year_to":1994,"match":"base","vehicle_ids":["1994_mazda_b-series"]}],"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":[]}