{"nhtsa_id":10085262,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-11-30","date":"2014-05-05","document_id":"TSB140044-041414","mfr_campaign":null,"replaces":null,"component":"ENGINE; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS","mfr_system":null,"summary":"THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERFICATION AND RESOLUTION OF PREMATURE BELT WEAR (FRAYING OR SHREDDING) ON CERTAIN FREIGHTLINER M2 106V OR 108 SD (SEVERE DUTY) CHASSIS. THE LONG BELT SPAN BETWEEN THE HIGH MOUNT FAN CLUTCH PULLEY AND THE CRANKSHAFT PULLEY EXCEEDS DESIGN GUIDELINES AND IS CAUSING BELT VIBRATION, LEADING TO PREMATURE BELT WEAR.","document":null,"url":"https://open.wenmarpro.com/bulletins/10085262","components":[{"id":"engine","name":"Engine","parent":null},{"id":"drive-belt","name":"Drive belts","parent":"engine"}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ISC8.3","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CUMMINS","model":"ISL9","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":[]}