{"nhtsa_id":10052059,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2013-05-09","date":"2013-01-30","document_id":"TIB-14-023","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:DIESEL","mfr_system":null,"summary":"KENWORTH: ON SOME MANUFACTURED CHASSIS, THE CLEARANCE BETWEEN FRAME RAIL AND CHARGE AIR COOLER PIPE MAY BE INADEQUATE AND CONDITION NEEDS TO BE INSPECTED AND CORRECTED, IF REQUIRED. MODELS 2011-2012 K270, K370. *PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10052059","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KENWORTH","model":"K270","year_from":2012,"year_to":2012,"match":null,"vehicle_ids":[]},{"make":"KENWORTH","model":"K370","year_from":2012,"year_to":2012,"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":[]}