TSB SSM-54363 — Ford and Lincoln Service bulletin
SSM-54363 is a service bulletin on file with NHTSA for 5 Ford and Lincoln models, 2020–2025 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. Some 2021-2025 Expedition/Navigator/F-150/F-Super Duty/F-53 Motorhome/F59 Commercial Stripped Chassis/F-650/F-750/Transit vehicles equipped with a 2.7L/3.5L (non hybrid)/6.8L/7.3L engine and 2021-2026 E-Series may exhibit a rattle/scraping noise from the bellhousing area on…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Vehicles and model years SSM-54363 names
| Vehicle | Model years |
|---|---|
| Ford Expedition | 2021, 2023 |
| Ford F-250 | 2021 |
| Ford F-350 | 2021, 2022 |
| Ford Transit | 2020, 2021, 2022, 2023, 2024, 2025 |
| Lincoln Navigator | 2021, 2023 |
Every document filed under SSM-54363
| Document ID | Filed | Type |
|---|---|---|
| SSM 54363 | November 10, 2025 | Service bulletin |
What SSM-54363 covers
Transmission & drivetrain, Engine — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB SSM-54363?
SSM-54363 is a service bulletin filed with NHTSA by Ford and Lincoln, covering 5 Ford and Lincoln models across the 2020–2025 model years. NHTSA's summary reads: Some 2021-2025 Expedition/Navigator/F-150/F-Super Duty/F-53 Motorhome/F59 Commercial Stripped Chassis/F-650/F-750/Transit vehicles equipped with a 2.7L/3.5L (non hybrid)/6.8L/7.3L engine and 2021-2026 E-Series may exhibit a rattle/scraping noise from the bellhousing area on…
Which vehicles does SSM-54363 cover?
NHTSA's file names Ford Expedition (2021, 2023); Ford F-250 (2021); Ford F-350 (2021–2022); Ford Transit (2020–2025); Lincoln Navigator (2021, 2023). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB SSM-54363 a recall, and is the repair free?
No. SSM-54363 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.
How do I get the full text of SSM-54363?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under SSM-54363, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under SSM-54363. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.