{"nhtsa_id":10206741,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-01-24","date":"2021-12-21","document_id":"PIP5833","mfr_campaign":null,"replaces":null,"component":"ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ELECTRICAL SYSTEM:SOFTWARE","mfr_system":null,"summary":"This Preliminary information communicates to technicians to update the program in the DEF controller","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10206741-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10206741-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10206741","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null},{"id":"software","name":"Software","parent":"electrical"}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"SILVERADO 2500","year_from":2020,"year_to":2022,"match":"base","vehicle_ids":["2020_chevrolet_silverado","2021_chevrolet_silverado","2022_chevrolet_silverado"]}],"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":[]}