{"nhtsa_id":10032665,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2010-04-26","date":"2009-10-01","document_id":"SB-SMCS-5502","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:DIESEL","mfr_system":null,"summary":"CATERPILLAR: NEW IMPROVED AIR LINES FOR AIR COMPRESSORS. NEW AIR COMPRESSORS GROUPS ARE USED FOR ALL ENGINES. THE CHANGES INCLUDE STEEL BRAIDED HOSE AND NEW FITTINGS THAT WILL ADD IMPROVED LIFE AND RELIABILITY TO THE PARTS. MODEL ENGINE C15 (S/N:BXS1-UP; MXS1-UP; NXS1-UP). NO MODEL YEARS LISTED. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10032665","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CATERPILLAR","model":"C15","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CATERPILLAR","model":"C15","year_from":2004,"year_to":2005,"match":null,"vehicle_ids":[]},{"make":"CATERPILLAR","model":"CATERPILLAR","year_from":null,"year_to":null,"match":"exact","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":[]}