Rod knockin

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Dani*B

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Check to see if you have any loose rod bearings. Is it louder when you get above 35?
 
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tritonman5.4

tritonman5.4

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Check to see if you have any loose rod bearings. Is it louder when you get above 35?

na not really,i mostly notice it when its cold thats when its at its loudest. after when it warms up and i began to drive it goes away but sumtimes i can still notice the sound when im at idle after i come to a stop or when i sittin in park.but still not as bad as when the engine is cold
 
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Check ur spark plugs.

When the 5.4s spark plugs blow out -- very common problem -- it sounds like knocking - loud ass knocking lol
 
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tritonman5.4

tritonman5.4

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Check ur spark plugs.

When the 5.4s spark plugs blow out -- very common problem -- it sounds like knocking - loud ass knocking lol

i just got a tune up at 100k so i hope theose damn motorcraft spark plugs arent goin bad already and im only coming up on 110k miles so it could just be age
 

OVERK|LL

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Rod knock gets louder as the engine gets warmer and the oil gets thinner. So it probably isn't rod knock. If it almost goes away as the engine gets hot, it is likely piston slap.
 
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