{"nhtsa_id":11029200,"type":"service_campaign","type_name":"Service campaign","date_added":"2026-03-02","date":"2026-02-26","document_id":"No. 173-23","mfr_campaign":"WPD8","replaces":null,"component":"ELECTRICAL SYSTEM","mfr_system":null,"summary":"Technical information for WPD8 Workshop Campaign – Re-Programming High-Voltage Battery Control Unit","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11029200-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11029200-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11029200","components":[{"id":"electrical","name":"Electrical system","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"CAYENNE","year_from":2017,"year_to":2026,"match":"exact","vehicle_ids":["2017_porsche_cayenne","2018_porsche_cayenne","2019_porsche_cayenne","2020_porsche_cayenne","2021_porsche_cayenne","2022_porsche_cayenne","2023_porsche_cayenne","2024_porsche_cayenne","2025_porsche_cayenne","2026_porsche_cayenne"]},{"make":"PORSCHE","model":"PANAMERA 4","year_from":2017,"year_to":2024,"match":"base","vehicle_ids":["2017_porsche_panamera","2018_porsche_panamera","2019_porsche_panamera","2020_porsche_panamera","2021_porsche_panamera","2022_porsche_panamera","2023_porsche_panamera","2024_porsche_panamera"]}],"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":[]}