NHTSA ID Number: 10152462
Manufacturer Communication Number: TSB 18-2356
Summary
Some 2019 F-Super Duty 176-inch wheelbase Crew Cab vehicles equipped with a 6.7L engine, a midship 48-gallon fuel tank, and built on 24-Jun-2018 and through 31-Aug-2018 may exhibit a whistle noise at the front of the fuel tank under the left hand side of the vehicle when the fuel level is 3/4 full or lower. This may be due to air moving through the front vapor valve fresh air vent tube during fuel fill, acceleration or braking. Follow the Service Procedure steps to correct the condition.
5 Affected Products
Vehicles
Model:
2019 F-Super Duty
Issue: Some 2019 F-Super Duty 176-inch wheelbase Crew Cab vehicles equipped with a 6.7L engine, a midship 48-gallon fuel tank, and built on 24-Jun-2018 and through 31-Aug-2018 may exhibit a whistle noise at the front of the fuel tank under the left hand side of the vehicle when the fuel level is 3/4 full or lower. This may be due to air moving through the front vapor valve fresh air vent tube during fuel fill, acceleration or braking.
Action: Follow the Service Procedure steps to correct the condition.
Parts
| Description | Quantity | Part Number |
| Fresh Air Vent Tube Cap | 1 | HC3Z-9A089-A |
Tool List
| Drive | Tool Name |
| 3/8″ | Ratchet |
| 3/8″ | Torque Wrench |
| 3/8″ | 2″ Extension |
| 3/8″ | Power Tool |
| 3/8″ | 15 mm Socket |
| 3/8″ | 18 mm Socket |
| 3/8″ | 13 mm Deep Socket |
| 15 mm Wrench |
Service Procedure
- Is the customer concern a whistle noise during fuel fill, acceleration or braking?
(1). Yes – proceed to Step 2.
(2). No – this article does not apply.
- Install the fresh air vent tube cap.
(1). If equipped, remove the fuel tank shield. Refer to Workshop Manual (WSM), Section 310-01C.
(2). Using a suitable lifting and lowering tool, support the fuel tank. Remove the fuel tank strap closest to the front of the vehicle and partially lower the fuel tank for access to the fuel vent tube attached to the fuel vapor vent valve. Refer to WSM, Section 310-01C.
(3). Remove and discard the fuel vent tube. The tube is removed by grasping the tube at the valve connection and pulling the tube off. (Figures 1 – 2)
(4). Install the fresh air vent tube cap. (Figure 3)
Figure 1
Figure 2
Figure 3
SEOCONTENT-START
TECHNICAL SERVICE BULLETIN
6.7L – 176-Inch Wheelbase – Whis tle Noise During Fuel Fill, Acceleration
And/Or Braking – Built On 24-Jun-2018 And Through 31-Aug-2018
Warranty Status: Eligible Under Provisions Of New Vehicle Limited Warranty Coverage And Emissions Warranty Coverage Warranty/ESP coverage limits/policies/prior approvals are not altered by a TSB. Warranty/ESP coverage limits are determined by the identified causal part and verified using the OASIS part coverage tool.
Labor Times
| Description | Operation No. | Time |
| 2019 F-Super Duty 6.7L SuperCrew 48 Gallon Fuel Tank: Remove The Fuel Tank Vent Tube And Install The Fresh Air Vent Tube Cap (Do Not Use With Any Other Labor Operations) | 182356A | 0.6
Hrs. |
Repair/Claim Coding
| Causal Part: | 9002 |
| Condition Code: | 33 |
SEOCONTENT-END
18-2356
28 November 2018
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