{"nhtsa_id":10221654,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2022-09-26","date":"2021-07-28","document_id":"76429","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; POWER TRAIN","mfr_system":null,"summary":"Warranty Bulletin D-21-09 Part Order Restriction Program - Certain Atlantis-High Components - Central ADAS Decision Module (CADM Lo), Radio Frequency Hub (RFHM), Security Gateway Module (SGW), Telematics Box Module (TBM2H) and Transmission Control Module (TCM) (Sales Code DFT - 850RE) - 2021 Jeep Grand Cherokee (WL)","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10221654-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10221654-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10221654","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"JEEP","model":"GRAND CHEROKEE","year_from":2021,"year_to":2021,"match":"exact","vehicle_ids":["2021_jeep_grand-cherokee"]}],"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":[]}