{"nhtsa_id":10058269,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2015-08-25","date":"2015-07-28","document_id":"TIB-32-008","mfr_campaign":null,"replaces":null,"component":"ENGINE; EQUIPMENT","mfr_system":null,"summary":"KENWORTH: AN ULTRACAPACITOR ENGINE START MODULES (ESM), IN SOME TRUCKS, ARE NOT TREATED LIKE REGULAR BATTERY, DUE TO ELECTRICAL ENERGY STORAGE AND INTERNAL RESISTANCE IS EXTREMELY LOW AND ENERGY IS PROVIDED FASTER THAN BATTERY. MODEL T680, 880. NO YEARS LISTED. PE","document":null,"url":"https://open.wenmarpro.com/bulletins/10058269","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"KENWORTH","model":"T680","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_kenworth_t680"]},{"make":"KENWORTH","model":"T880","year_from":2016,"year_to":2016,"match":"exact","vehicle_ids":["2016_kenworth_t880"]}],"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":[]}