{"nhtsa_id":11019571,"type":"service_campaign","type_name":"Service campaign","date_added":"2025-06-17","date":"2025-06-06","document_id":"B640725","mfr_campaign":"0064420200","replaces":null,"component":"ENGINE","mfr_system":null,"summary":"A faulty electric auxiliary heater may have been installed in the certain vehicles. This could result in the failure of the electric auxiliary heater.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11019571-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11019571-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11019571","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"BMW","model":"I4","year_from":2024,"year_to":2024,"match":"exact","vehicle_ids":["2024_bmw_i4"]}],"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":[]}