{"nhtsa_id":11030874,"type":"service_campaign","type_name":"Service campaign","date_added":"2026-04-07","date":"2026-03-24","document_id":"No. WTB1","mfr_campaign":"WTB1","replaces":null,"component":"ENGINE; ELECTRICAL SYSTEM","mfr_system":null,"summary":"Technical information for WTB1 - Re-Programming the DME Control Unit","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030874-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11030874-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11030874","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"engine","name":"Engine","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"PORSCHE","model":"CAYENNE TURBO E-HYBRID","year_from":2024,"year_to":2026,"match":"base","vehicle_ids":["2024_porsche_cayenne","2025_porsche_cayenne","2026_porsche_cayenne"]}],"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":[]}