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F-250 buzzing noise

Shockwave25

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Recently purchased a new 2021 F250 with the 6.7. Recently I started noticing a buzzing noise at idle. It is consistent but seems to be getting more frequent. Anyone had the same issue? Seems to be coming from the mid portion of the gas tank.
 

riverroyal

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No clue but...do your doors seal make a clicking noise in hot temps?
 

Willie B

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No clue but...do your doors seal make a clicking noise in hot temps?
… i’m guessing you read Neil Young’s book about the cars he has owned… clicking door seals on a 50 Plymouth I believe?… something about someone had costed the door seals with a rubber preservative and I think it was due to temperature change that the door seals made a clicking noise that he and his guys chased forever… lol…
 
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Cdog

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I have it too. Buzzing fuel pump I’m pretty sure of it.
 

wallnutz

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Dealer said it was a calibration issue
It's calibrating the repair cost to the size of your wallet. 😂 I think it's the fuel pump, my buddies truck makes a buzzing sound. He puts in some Lucas fuel treatment and it seems to quiet it down, so he says. But it is noticeable outside when it's idling.
 

77 SLEEK

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With the engine running place your hand on the fuel filter housing under the hood. If the fuel lines have a vibration/buzzing to the touch the filter housing has air trapped inside it and you need to purge the air.
 

boatnam2

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My truck makes a few different sounds, i just figure it is doing something.
 

NicPaus

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At least it's not knocking. My buddies F350 that lost a engine already now has a bad knock. 2 weekends ago I could here it. Last weekend it was like someone was knocking on my door and he was parked across from me. Another dealership told him Last dealership only did top end not the whole engine like he thought.
 

boatnam2

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Never a good sign when someone is knocking at the door lol.
 

Cdog

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Seems to happen when it’s real hot. Not doing it this morning un hooked in park city
 
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