{"nhtsa_id":10198891,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-07-06","date":"2021-05-28","document_id":"21NA128","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING","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-10198891-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10198891-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10198891","components":[{"id":"engine","name":"Engine","parent":null}],"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":"CHEVROLET","model":"SILVERADO 3500","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_chevrolet_silverado"]},{"make":"GMC","model":"SIERRA 1500","year_from":2021,"year_to":2021,"match":"base","vehicle_ids":["2021_gmc_sierra"]},{"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":[]}