{"nhtsa_id":10204433,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-12-13","date":"2021-11-29","document_id":"TSB210258-112920","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS; ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:THERMAL MANAGEMENT:HEATER","mfr_system":null,"summary":"This Technical Service Bulletin describes the verification and resolution of unseated connector pins with the low voltage junction box which may cause execessive heating and circuitry issues.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10204433-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10204433-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10204433","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"hybrid-ev","name":"Hybrid and electric drive","parent":null},{"id":"traction-battery","name":"High-voltage battery","parent":"hybrid-ev"},{"id":"wiring","name":"Wiring and fuses","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"CUMMINS","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":[]}