# Service bulletin SSM 54678

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.

- Type: Service bulletin
- NHTSA id: 11030797
- Published by NHTSA: 2026\-04\-06
- Manufacturer's number: SSM 54678
- Manufacturer's date: 2026\-03\-20
- NHTSA component: ENGINE

## NHTSA's summary

Some 2021\-2026 F\-150 vehicles equipped with a 5.0L/5.2L engine, 2021\-2025 F\-Super Duty/F\-53 Motorhome/F59 Commercial Stripped Chassis vehicles equipped with a 6.8L/7.3L engine and 2021\-2025 E\-Series/F\-650/F\-750 vehicles equipped with a 7.3L engine may exhibit a rattle/scraping noise upon startup that may remain after the engine is running. Workshop Manual \(WSM\),

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11030797-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11030797-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine

## Vehicles listed

- 2021 to 2023 FORD E\-250
- 2021 to 2025 FORD E\-350
- 2025 to 2026 FORD ECONOLINE
- 2021 to 2026 FORD F\-150
- 2021 to 2025 FORD F\-250 SD
- 2021 to 2024 FORD F\-350 SD
- 2021 to 2025 FORD F\-450 SD
- 2021 to 2025 FORD F\-53
- 2021 to 2025 FORD F\-650 SD
- 2021 to 2025 FORD F\-750 SD

## Recalls for the same vehicles and component

- [25V793000](/recalls/nhtsa/25V793000.md), 2025-11-17: ENGINE
- [2025630](/recalls/tc/2025630.md), 2025-11-14: Engine
- [25V398000](/recalls/nhtsa/25V398000.md), 2025-06-13: ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS; ELECTRICAL SYSTEM:WIRING
- [25V344000](/recalls/nhtsa/25V344000.md), 2025-06-13: ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL
- [2025284](/recalls/tc/2025284.md), 2025-05-23: Engine
- [2025163](/recalls/tc/2025163.md), 2025-03-28: Engine
- [25V198000](/recalls/nhtsa/25V198000.md), 2025-03-28: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION
- [24V851000](/recalls/nhtsa/24V851000.md), 2024-12-20: ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION
- [2024687](/recalls/tc/2024687.md), 2024-11-08: Engine
- [2024492](/recalls/tc/2024492.md), 2024-08-23: Engine

## Other bulletins for the same vehicles and component

- [SSM 55228](/bulletins/11038440.md), 2026-10-12, Service bulletin: ENGINE; UNKNOWN OR OTHER. Some 2020\-2026 Aviator/Explorer/F\-150/Bronco/Ranger vehicles equipped with a 2.7L or 3.0L \(non\-diesel\) engine may need the front engine cover removed and reinstalled for various reasons. The Workshop Manual \(WSM\), Section 303\-01 Engine \> Removal and Installation \> Engine Front Cover service procedure has been updated to include a new essential special service tool \(ESST\) guide pin alignment tool \(303\-1790\) that is used to align the engine front cover to the engine block, preventing the O\-ring seal on the engine oil galley feed tube from getting damaged during installation.
- [25L05](/bulletins/11036599.md), 2026-09-02, Other: UNKNOWN OR OTHER; ENGINE. Updated instructions
- [TSB 26\-2375](/bulletins/11036283.md), 2026-08-19, Service bulletin: POWER TRAIN; ENGINE; ELECTRICAL SYSTEM. This article supersedes TSB 26\-2050 to increase the labor operation allowance of labor operations A and B. Some of the vehicles listed in the Model statement above may exhibit all of the following conditions: Poor shift quality Illuminated powertrain malfunction \(wrench\) indicator with diagnostic trouble codes \(DTC\) P2704 and P0771 stored in the PCM/TCM. This may be due to a calibration in the TCM and/or wear between the input shaft and the E clutch hub causing the input shaft O\-rings to become damaged resulting in an open E clutch circuit. Additional model information: 6.7L Diesel Engine 2022\-2024 F\-550 or F\-600 F\-Super Duty vehicles built on or before 15\-May\-2024 with over 5,000 miles \(8,000km\)
- [TCU\-26.2.11.5 F\-150](/bulletins/11036226.md), 2026-08-18, Over\-the\-air update: ENGINE; UNKNOWN OR OTHER. Quality improvements include: \- Connectivity robustness updates
- [25M01](/bulletins/11035635.md), 2026-08-04, Other: ENGINE; UNKNOWN OR OTHER. Customer Satisfaction Program 25M01 Certain 2021 Model Year F\-150 3.0L Diesel Engine and 2020\-2022 Model Year Super Duty with 6.7L Diesel Engine Nitrogen Oxide \(NOx\) Sensor Replacement, If Required After Dealer Evaluation Reference: Emissions Recalls 22E02, 22E04, 23E01, and 25E09
- [PT\-26.11.3 F\-150](/bulletins/11035261.md), 2026-07-28, Over\-the\-air update: FUEL/PROPULSION SYSTEM; ENGINE. 25S75 Recall remedy \-Powertrain Control Module update to introduce logic to prevent low pressure fuel pump binding and maintain fuel flow to the engine.
- [25E09](/bulletins/11034230.md), 2026-07-01, Emissions: ENGINE. NEW VEHICLE DEMONSTRATION / DELIVERY HOLD Emissions Recall 25E09 Certain 2022 Model Year F\-250 \- F\-600 Vehicles with 6.7L Engines Powertrain Control Module Programming and Particulate Matter Sensor Installation
- [25N14](/bulletins/11034217.md), 2026-07-01, Other: ENGINE; FUEL/PROPULSION SYSTEM. Certain 2022 Model Year F\-250 \- F\-600 with 6.7L Diesel Engines One\-Time Replacement for Diesel Particulate Filter Assembly Failures, If Required After Dealer Evaluation
- [22N05\-S3](/bulletins/11034195.md), 2026-07-01, Service bulletin: ENGINE. Customer Satisfaction Program 22N05 \- Supplement \#3 Certain 2022 Model Year Super Duty with 6.7L Diesel Engine One\-Time Replacement for Diesel Particulate Filter Assembly If Required After Dealer Evaluation
- [TSB 26\-2256](/bulletins/11034010.md), 2026-06-22, Service bulletin: ENGINE; UNKNOWN OR OTHER. This article supersedes TSB 25\-2572 to update the Parts List to correct the part number LC3Z\-6006\-L to LC3Z\-6781\-A, remove the flex plate bolts AL3Z\-6379\-BA from the parts list as these bolts are in kit LC3Z\-6781\-A, update the claim quantity of the part number W709771\-S440 to 9 pieces \(F\-650/F750\-Engine Replacement\), W706447\-S437 and W715068\-S437 to 4 pieces, W712861\-S439 to 8 pieces\(F\-Super Duty Pickup And Chassis Cab\-Engine Replacement\) / 8 pieces \(F\-53 Motorhome/F\-59 Stripped Chassis Cab/F\-650,F750 Engine Replacement\) / W714286\-S442 to 4 pieces \(F\-Super Duty Pickup And Chassis Cab\-Camshaft and Tappet Repair / F\-Super Duty Pickup And Chassis Cab\-Engine Replacement\), include LC3Z\-6020\-A for the Engine replacement lists, include 1 fuel injector seal kit to the Camshaft and Tappet repair lists, include 4 pieces of W520114\-S440 to the E Series\-Camshaft and Tappet Repair list, and update the engine oil part numbers XO\-5W30\-Q1SP and CXO\-5W30\-LSP6. Some of the vehicles listed in the Model statement above may exhibit an upper engine ticking or tapping noise at idle. Customers may also report experiencing ro

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