{"nhtsa_id":10055068,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2014-04-05","date":"2014-01-24","document_id":"DD-14-TS-2","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)","mfr_system":null,"summary":"DETROIT: THERE IS POOR THROTTLE AND ACCELERATION RESPONSE, ON SOME ENGINES, DUE TO PLUGGED PORTS IN EGR VENTURI PIPE THAT SLOWS RESPONSE DOWN, OF SENSOR, AND MIGHT PRODUCE NO CODES BECAUSE UNIT IS IN SMOKE CONTROL. NO MODEL OR YEARS LISTED. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10055068","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":"DETROIT DIESEL","model":"DETROIT","year_from":null,"year_to":null,"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":[]}