NHTSA ID Number: 11020894
Manufacturer Communication Number: TSB 25-2322
TSB/Document Date: 2025-07-24
Summary
This article supersedes TSB 25-2200 to update the parts list to add the new camshaft and tappet service kit and add F-650/F-750. 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 rough engine performance, engine misfire, or a malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P0301-P0308 in the powertrain control module (PCM). This may be due to camshaft and/or valve tappet having excess wear within the engine assembly.
7/22/25, 1:40 PM
Ford
Motor Company
TECHNICAL SERVICE BULLETIN
Upper Engine Ticking/Tapping Noise At Idle
25-2322
16 July 2025
This bulletin supersedes 25-2200. Reason for update: update the parts list to add the new camshaft and tappet
service kit and add F-650/F-750
Model:
Ford
2021-2025 E-Series
Engine: 7.3L
2021-2025 F-650/F-750
Engine: 7.3L
2020-2025 F-53 Motorhome/F-59 Commercial Stripped Chassis
Engine: 7.3L
2020-2025 F-Super Duty
Engine: 6.8L (2023-2025)
Engine: 7.3L
Markets: North America markets only
Issue: 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 rough engine performance, engine misfire, or a MIL with DTCs
P0301-P0308 in the PCM. This may be due to camshaft and/or valve tappet having excess wear within the engine
assembly.
Action: For vehicles that meet all of the criteria in the Issue and Model statements, follow the Service Procedure to
diagnose the vehicle.
Parts
Service Part
Number
Claim
Quantity
Package Order
Description
Quantity
VC-13-G
As Needed
As Needed
Motorcraft® Yellow Concentrated Antifreeze/Coolant (All Markets
Except Canada)
CVC-13-G
As Needed
As Needed
Motorcraft® Yellow Concentrated Antifreeze/Coolant (Canada Only)
VC-13DL-G
As Needed
As Needed
Motorcraft® Yellow Prediluted Antifreeze/Coolant (All Markets Except
Canada)
CVC-13DL-G As Needed
As Needed
Motorcraft® Yellow Prediluted Antifreeze/Coolant (Canada Only)
XO-5W30Q1FS
As Needed
As Needed
PM-4-A
As Needed
As Needed
Motorcraft® Brake Parts Cleaner - VOC Compliant (All Markets
Except Canada)
PM-4-B
As Needed
As Needed
Motorcraft® Metal Brake Parts Cleaner (Not Compliant With Low
Volatile Organic Compound Requirements) (All Markets Except
Canada)
CPM-4-A
As Needed
As Needed
Motorcraft® Brake Parts Cleaner - VOC Compliant (Canada Only)
XL-5-A
As Needed
As Needed
Motorcraft® Multi-Purpose Grease Spray
TA-357
As Needed
As Needed
Motorcraft® High Performance Engine RTV Silicone
ZC-30-A
As Needed
As Needed
Motorcraft® Silicone Gasket Remover
ZC-20
As Needed
As Needed
Motorcraft® Engine Shampoo and Degreaser
ZC-31-B
As Needed
As Needed
Motorcraft® Metal Surface Prep Wipes
XL-22
As Needed
As Needed
Motorcraft® High Temperature Power Steering Fluid
XT-12-QULV
As Needed
As Needed
Motorcraft® MERCON® ULV Automatic Transmission Fluid
https://www.fordtechservice.dealerconnection.com
Motorcraft® Synthetic Blend Motor Oil
1/8
7/22/25, 1:40 PM
Ford Motor Company
As Needed
As Needed
Motorcraft® MERCON® LV Automatic Transmission Fluid
YN-12-D
As Needed
As Needed
Motorcraft® PAG Refrigerant Compressor Oil
Parts - F-Super Duty Pickup And Chassis Cab - Camshaft And Tappet Repair
Service Part
Number
Claim
Quantity
Package Order
Quantity
Number in
Package
Description
LC3Z-6250-D
1
1
1
Camshaft/Tappet Service Kit
W715106-S439
2
1
4
Engine Mount Through Bolt
W709771-S440
2
2
1
Transmission Mount Nut
DS7Z-19B596-A
1
1
1
Air Conditioning (A/C) Condenser Line ORing
W715131-S442
1
1
1
Transmission Cooler Bolt (10R
Transmission Application Only)
W714717-S439
2
1
4
Y Pipe To Muffler Bolt (Pickup Only)
W719575-S900
2
1
2
Y Pipe To Muffler Bolt (Chassis Cab Only)
W706447-S437
3
1
4
Power Steering Pump Bolt (2020-2022
Only)
W715068-S437
3
1
4
Power Steering Pump Bolt (2023-2025
Only)
W714286-S442
1
1
4
Exhaust Hanger Bolt (2023-2025 Only)
F1AZ-6731-BD
1
1
1
Engine Oil Filter
LC3Z-8C387-A
1
1
1
Front Timing Cover Gasket
W716090-S437
4
1
4
Exhaust Manifold Heat Shield
F1VY-8255-A
1
1
1
Thermostat Housing O-Ring Gasket
Parts - F-Super Duty Pickup And Chassis Cab - Engine Replacement
Service Part
Number
Claim
Quantity
Package Order
Quantity
Number in
Package
Description
6006
1
1
1
Engine Long Block - Refer To The Parts
Catalog For The VIN Specific Application
W520514-S440
4
4
1
Exhaust Y Pipe Nuts
W714870-S430
16
4
4
Exhaust Manifold Nuts
LC2Z-9448-A
2
2
1
Exhaust Manifold Gasket
LC3Z-9439-A
8
1
8
Intake Manifold Gasket
W715106-S439
2
1
4
Engine Mount Through Bolt
W709771-S440
2
2
1
Transmission Mount Nut
DS7Z-19B596A
1
1
1
W712861-S439
8
2
4
Engine Support Insulator Bracket Bolt
W715618-S437
4
1
4
Torque Converter Nut
W711336-S441
8
2
4
Engine Mount To Chassis Nut
AL3Z-6379-BA
8
1
8
Transmission Flex Plate Bolt
W714656-S439
4
1
4
W714286-S442
1
1
4
Exhaust Hanger Bolt (2023-2025 Only)
W714717-S439
2
1
4
Y Pipe To Muffler Bolt (Pickup Only)
W719575-S900
2
1
2
Y Pipe To Muffler Bolt (Chassis Cab Only)
https://www.fordtechservice.dealerconnection.com
Air Conditioning (A/C) Condenser Line O-Ring
2/8
7/22/25, 1:40 PM
Ford Motor Company
W706447-S437
3
1
4
Power Steering Pump Bolt (2020-2022 Only)
W715068-S437
3
1
4
Power Steering Pump Bolt (2023-2025 Only)
LC3Z-12A227-A
1
1
1
Crankshaft Sensor Ring
W716090-S437
4
1
4
Exhaust Manifold Heat Shield
Parts - E-Series - Camshaft And Tappet Repair
Service Part
Number
Claim
Quantity
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TSB/Document ID: TSB 25-2322
Replacement Service Bulletin Number:
MFR Communication Date: 2025-07-18
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: POWER TRAIN
MFR Component System:
MFR Component Subsystem:
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