{"nhtsa_id":11024531,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2025-10-28","date":"2025-10-24","document_id":"SSM 54325","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; POWER TRAIN","mfr_system":null,"summary":"Some 2025 Expedition/Navigator vehicles may exhibit diagnostic trouble code (DTC) P161D in the powertrain control module (PCM) when a diagnostic self-test is performed. If there are no observable customer symptoms with the vehicle, no further action is required. Replacement and/or programming of the PCM will not resolve this condition. If there is an observable symptom, follow normal Workshop Manual diagnostics.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11024531-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2025/MC-11024531-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11024531","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":["P161D"],"topics":[],"vehicles":[{"make":"FORD","model":"EXPEDITION","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_ford_expedition"]},{"make":"LINCOLN","model":"NAVIGATOR","year_from":2025,"year_to":2025,"match":"exact","vehicle_ids":["2025_lincoln_navigator"]}],"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":[]}