{"nhtsa_id":623369,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2001-10-26","date":"2001-04-01","document_id":"TSP152331","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:EXHAUST SYSTEM","mfr_system":null,"summary":"INFORMATION REGARDING EXHAUST HEAT BUILDUP IN THE CAB FLOOR MODEL VNL WITH CUMMINS ISX. NLM","document":null,"url":"https://open.wenmarpro.com/bulletins/623369","components":[{"id":"engine","name":"Engine","parent":null},{"id":"exhaust-emissions","name":"Exhaust and emissions","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"VOLVO","model":"VN610","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"VOLVO","model":"VNL660","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":[]}