{"nhtsa_id":11023830,"type":"service_campaign","type_name":"Service campaign","date_added":"2025-10-03","date":"2025-09-09","document_id":"Circular 21ZV","mfr_campaign":"21ZV","replaces":null,"component":"ENGINE","mfr_system":null,"summary":"In affected vehicles, the turbocharger housing included an unintended and unused hose port. To avoid possible oil seepage or a small air leak over time, Volkswagen will proactively replace the turbocharger. Based on engineering judgement, this incorrect part is not anticipated to impact performance, fuel consumption, or emissions.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023830-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11023830-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11023830","components":[{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"VOLKSWAGEN","model":"JETTA","year_from":2024,"year_to":2024,"match":"exact","vehicle_ids":["2024_volkswagen_jetta"]},{"make":"VOLKSWAGEN","model":"TAOS","year_from":2024,"year_to":2024,"match":"exact","vehicle_ids":["2024_volkswagen_taos"]}],"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":[]}