{"nhtsa_id":10086325,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2016-12-15","date":"2016-05-11","document_id":"TSB160046-050916","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE TROUBLESHOOTING AND REPAIR STEPS TO CORRECT COOLANT LEAKS FROM THE VALVE STEM OF THE COOLANT SHUT-OFF VALVE DUE TO O-RINGS DAMAGED FROM COOLANT AND/OR TEMPERATURE DEGRADATION.","document":null,"url":"https://open.wenmarpro.com/bulletins/10086325","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ISL9","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CUMMINS","model":"ISLG","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":[]}