{"nhtsa_id":11031309,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2026-04-14","date":"2026-04-09","document_id":"TSB 26-2150","mfr_campaign":null,"replaces":null,"component":"STEERING; ELECTRICAL SYSTEM","mfr_system":null,"summary":"This TSB supersedes TSB 26-2035. Reason for update: update the Service Procedure to add figures 1, 2, 5 and 6 to clarify the ground location, update Steps (13-15, 21-22), and update the Parts list according to the type of vehicle variant and repair. Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: * \"Steering Assist Fault Service Required\" message displayed in the instrument panel cluster (IPC) * Reduced steering assist * Diagnostic trouble codes (DTCs) U3008:1B and/or U3009:1B stored in the power steering control module (PSCM) This may be due to the PSCM ground connections.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11031309-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2026/MC-11031309-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/11031309","components":[{"id":"electrical","name":"Electrical system","parent":null},{"id":"steering","name":"Steering","parent":null}],"codes":["U3008","U3009"],"topics":[],"vehicles":[{"make":"FORD","model":"EXPLORER","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_ford_explorer","2026_ford_explorer"]},{"make":"LINCOLN","model":"AVIATOR","year_from":2025,"year_to":2026,"match":"exact","vehicle_ids":["2025_lincoln_aviator","2026_lincoln_aviator"]}],"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":[]}