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April 9, 2026 Service bulletin

This TSB supersedes TSB 26-2035

Ford technical service bulletin TSB 26-2150 for 2025-2026 Ford Explorer and 2025-2026 Lincoln Aviator.

Bulletin number
TSB 26-2150
Component
Electrical system
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.

Owners of these vehicles have filed 42 complaints in the electrical category.

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