Quality improvements include: -Addresses a bug that may cause updates to fail
Ford technical service bulletin TCU-26.2.12.2.1 for 2025-2026 Ford F-150, 2023-2026 Ford F-250 SD and 2023-2026 Ford F-350 SD and others.
- Bulletin number
- TCU-26.2.12.2.1 (TCU-26.2.12.2.1)
- Component
- Electrical system
- Summary
- Quality improvements include: -Addresses a bug that may cause updates to fail
Owners of these vehicles have filed 115 complaints in the electrical category.
Vehicles covered
- Ford F-150 2025-2026 20252026
- Ford F-250 SD 2023-2026 2023202420252026
- Ford F-350 SD 2023-2026 2023202420252026
- Ford Mustang Mach E 2025-2026 20252026
- Ford F-550 SD 2023-2026 2023202420252026
- Ford F-450 SD 2023-2026 2023202420252026
- Ford Maverick 2025-2026 20252026
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