{"nhtsa_id":11022751,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-09-05","date":"2025-08-30","document_id":"TSB250168","mfr_campaign":null,"replaces":null,"component":"FUEL/PROPULSION SYSTEM","mfr_system":null,"summary":"This Technical Service Bulletin describes the verification and resolution steps for the coolant heater of the battery electric system which may detect high internal temperature and disable the heater, resulting in fault codes 15256, 15262 or 15267 being set.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11022751-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11022751-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11022751","components":[{"id":"fuel-system","name":"Fuel system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"BES","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":[]}