{"nhtsa_id":10033848,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2010-09-25","date":"2010-07-20","document_id":"TIB-E002","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:DIESEL","mfr_system":null,"summary":"KENWORTH: FUEL. PX8 ENGINE FUEL PUMP HEAD CAMPAIGN. (CUMMINS C1009) CERTAIN TRUCKS EQUIPPED WITH PX8 ENGINES, REQUIRE A PRODUCT IMPROVEMENT INVOLVING INSPECTIONS AND POSSIBLE REPLACEMENT OF THE FUEL PUMP HEAD. FAILURE TO PERFORM THIS REPAIR MAY RESULT IN VEHICLES DEVELOPING AN EXTERNAL FUEL LEAK, WHICH MAY CAUSE HARD START COMPLAINT AND POSSIBLE FAULT CODES FOR LOW FUEL PRESSURE. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10033848","components":[{"id":"engine","name":"Engine","parent":null}],"codes":["C1009"],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ENGINE","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"KENWORTH","model":"T300","year_from":2009,"year_to":2010,"match":"exact","vehicle_ids":["2009_kenworth_t300","2010_kenworth_t300"]}],"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":[]}