{"nhtsa_id":10034664,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2011-01-03","date":"2010-04-11","document_id":"TIBU-6021","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:DIESEL","mfr_system":null,"summary":"CATERPILLAR ENGINE: LOOSE MOUNTING BOLTS ON THE AIR CLEANER MOUNTING BRACKET OF C13 ENGINES IN FIRE TRUCKS BUILT BY PIERCE MANUFACTURING COMPANY. THE PROBLEM THAT IS IDENTIFIED BELOW DOES NOT HAVE A KNOWN PERMANENT SOLUTION. UNTIL A PERMANENT SOLUTION IS KNOWN, USE THE SOLUTION THAT IS IDENTIFIED BELOW. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10034664","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CATERPILLAR","model":"C13","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":[]}