{"nhtsa_id":10205580,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-12-27","date":"2021-11-29","document_id":"21NA260","mfr_campaign":null,"replaces":null,"component":"ENGINE; EQUIPMENT","mfr_system":null,"summary":"This technical bulletin provides repair information to correct a customer concern of Lack of Power or Poor Performance During High Ambient Temperatures with RPO (C7N) 12,300 LB GVWR or (C4M) 9,900 LB GVWR.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10205580-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10205580-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10205580","components":[{"id":"engine","name":"Engine","parent":null},{"id":"equipment","name":"Equipment and accessories","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"EXPRESS","year_from":2016,"year_to":2020,"match":"exact","vehicle_ids":["2016_chevrolet_express","2017_chevrolet_express","2018_chevrolet_express","2019_chevrolet_express","2020_chevrolet_express"]},{"make":"GMC","model":"SAVANA","year_from":2016,"year_to":2020,"match":"exact","vehicle_ids":["2016_gmc_savana","2017_gmc_savana","2018_gmc_savana","2019_gmc_savana","2020_gmc_savana"]}],"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":[]}