{"nhtsa_id":10199282,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-07-19","date":"2021-05-28","document_id":"21NA128","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:MANAGEMENT SYSTEM/ENERGY CONTROL MODULE (BMS/BECM)","mfr_system":null,"summary":"This technical bulletin provides repair information to correct a customer concern of MIL Illuminated- ECM Update for P026C, P20EE, or P11D5.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10199282-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10199282-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10199282","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"}],"codes":["P026C","P11D5","P20EE"],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 2500","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_gmc_sierra"]}],"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":[]}