{"nhtsa_id":11038439,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-10-12","date":"2026-10-07","document_id":"SSM 55226","mfr_campaign":null,"replaces":null,"component":"SEATS; UNKNOWN OR OTHER","mfr_system":null,"summary":"For 2020-2026 Aviator/Corsair and 2018-2026 Navigator vehicles, if diagnostics in Workshop Manual (WSM) Section 501-10A > Front Seats > Diagnosis and Testing lead to the replacement of the front seat cushion extension adjuster, a lower-level part is now available (14C720). It is not necessary to replace the front seat cushion extension adjuster if only the front seat cushion extension motor assembly is damaged. For Corsair, use service part LJ7Z-14C720-A. For Aviator, use service part R2TZ-14C720-A. For 2025-2026 Navigator (both sides) and 2018-2024 Navigator driver side, use service part NL7Z-14C720-A. For 2018-2024 Navigator passenger side, use service part NL7Z-14C720-B.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11038439-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11038439-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11038439","components":[{"id":"seats","name":"Seats","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"LINCOLN","model":"AVIATOR","year_from":2020,"year_to":2026,"match":"exact","vehicle_ids":["2020_lincoln_aviator","2021_lincoln_aviator","2022_lincoln_aviator","2023_lincoln_aviator","2024_lincoln_aviator","2025_lincoln_aviator","2026_lincoln_aviator"]},{"make":"LINCOLN","model":"CORSAIR","year_from":2020,"year_to":2026,"match":"exact","vehicle_ids":["2020_lincoln_corsair","2021_lincoln_corsair","2022_lincoln_corsair","2023_lincoln_corsair","2024_lincoln_corsair","2025_lincoln_corsair","2026_lincoln_corsair"]},{"make":"LINCOLN","model":"NAVIGATOR","year_from":2018,"year_to":2026,"match":"exact","vehicle_ids":["2018_lincoln_navigator","2019_lincoln_navigator","2020_lincoln_navigator","2021_lincoln_navigator","2022_lincoln_navigator","2023_lincoln_navigator","2024_lincoln_navigator","2025_lincoln_navigator","2026_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":[]}