{"nhtsa_id":11029851,"type":"other","type_name":"Other","date_added":"2026-03-06","date":"2026-02-20","document_id":"Defender_N869 02-20-2026","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"Software Over The Air (SOTA) updates are failing to complete. Specifically Vehicle Domain Controller (VDC) PIVI and Gateway Module A (GWM). These vehicles have now been stopped from further SOTA attempts and require a wired intervention.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11029851-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11029851-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11029851","components":[],"codes":[],"topics":[],"vehicles":[{"make":"LAND ROVER","model":"DEFENDER","year_from":2020,"year_to":2023,"match":"exact","vehicle_ids":["2020_land-rover_defender","2021_land-rover_defender","2022_land-rover_defender","2023_land-rover_defender"]}],"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":[]}