2003 Ford F-350 Super Duty Lariat 5.4L Moan Buzz
I know that some of the early 4.6 had this problem but this 5.4 truck will make a VERY loud buzz or moan in the air cleaner box at any engine speed its only on occasion and while it was doing it the engine idle speed is normal the IAC is at 41% I would increas...
FIX posted 7/11/2005
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Vehicle Data2003 Ford F-350 Super Duty Lariat
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Message Closed w/FIX
Vehicle Data
2003 Ford F-350 Super Duty Lariat
VIN | 1FTSX31LU3 |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Moan Buzz |