{"nhtsa_id":607698,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2000-06-21","date":"1999-08-01","document_id":"990303","mfr_campaign":null,"replaces":null,"component":"FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM","mfr_system":null,"summary":"INFORMATION CONCERNING INJECTION TIMING STEPPER MOTOR. *AK","document":null,"url":"https://open.wenmarpro.com/bulletins/607698","components":[{"id":"fuel-system","name":"Fuel system","parent":null},{"id":"fuel-injector","name":"Fuel injection","parent":"fuel-system"}],"codes":[],"topics":[],"vehicles":[{"make":"AM GENERAL","model":"HUMMER","year_from":1996,"year_to":1999,"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":[]}