{"nhtsa_id":10089190,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2017-01-19","date":"2014-12-08","document_id":"TSB140167-112614","mfr_campaign":null,"replaces":null,"component":"ENGINE","mfr_system":null,"summary":"THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF FAULT CODE 3243, WHICH MAY BE DUE TO THE ENGINE NOT HAVING THE LATEST ELECTRONIC CONTROL MODULE (ECM) CALIBRATION, RESULTING IN UNNECESSARY THERMOSTAT REPLACEMENT. FAULT CODE 3243 INDICATES THAT THE ENGINE IS NOT WARMING UP AS EXPECTED.","document":null,"url":"https://open.wenmarpro.com/bulletins/10089190","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"B6.7","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":[]}