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January 22, 2026 Other

2023-2024 F-Super Duty/F-53 Motorhome Chassis/F-59 Commercial Stripped Chassis and 2023-2025...

Ford technical service bulletin SSM 54515 for 2023-2024 Ford F-250 SD, 2023-2024 Ford F-350 SD and 2023-2025 Ford E-350 and others.

Bulletin number
SSM 54515
Component
Power train
Summary
2023-2024 F-Super Duty/F-53 Motorhome Chassis/F-59 Commercial Stripped Chassis and 2023-2025 F-650/F-750/E-Series vehicles equipped with a Dana rear axle and built on or after 01-Jul-2022 may have orange/red RTV sealant used as the gasket on the differential housing cover. This does not indicate any previous repairs as it is used by Dana during assembly.

Owners of these vehicles have filed 30 complaints in the transmission category.

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