2003 Ford F-150 Lariat 5.4L Differential vent
I had a vacuum whistle that I traced to the front differential. It had vacuum connected to the vent above the axle actuator of the differential and the pinion seal was whistling. Talk about fun trying to find that noise. My question, did it come from the f...
FIX posted 4/26/2019
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Message Closed w/FIX
Vehicle Data2003 Ford F-150 Lariat
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Message Closed w/FIX
Vehicle Data
2003 Ford F-150 Lariat
VIN | 2FTRX08L03 |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Affected | Differential Vent |
Conditions | Vacuum Whistle |