{"nhtsa_id":10036912,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2011-04-18","date":"2010-08-18","document_id":"SL-6387-00","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE","mfr_system":null,"summary":"CATERPILLAR: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. NEW SOFTWARE NEEDS TO BE INSTALLED ON CERTAIN C9 ENGINES INSTALLED IN PIERCE FIRE TRUCKS THAT ARE EQUIPPED WITH A TWO STAGE WATER PUMP. THE EXISTING SOFTWARE COULD CAUSE THE ENGINE RPMS TO SURGE WHILE IN PTO (PUMP MODE). *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10036912","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"CATERPILLAR","model":"C9","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"PIERCE","model":"FIRE TRUCK","year_from":2000,"year_to":2001,"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":[]}