{"nhtsa_id":10203327,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-11-08","date":"2021-09-03","document_id":"TSB210192","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","mfr_system":null,"summary":"This Technical Service Bulletin describes the verification and resolution of engine wiring harness malfunctions causing Datalink Fault Codes due to the use of diaelectric grease and water intrusion within the harness connector.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10203327-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10203327-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10203327","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CUMMINS","model":"ISX12","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CUMMINS","model":"ISX15","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CUMMINS","model":"X12","year_from":null,"year_to":null,"match":null,"vehicle_ids":[]},{"make":"CUMMINS","model":"X15","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":[]}