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Old Dec 21, 2007 | 12:01 AM
  #1  
curtis 200 f150's Avatar
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need help asap

i have a 2000 f150 w/5.4l 230000 it has a slight knocking noise on the driver side it sounds like it is coming from the cats it comes and goes any idieas i had my cats off but there are not loses in side any ideas please
 
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Old Dec 21, 2007 | 03:51 AM
  #2  
phil6608's Avatar
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From: Wilmington DE
Originally Posted by curtis 200 f150
i have a 2000 f150 w/5.4l 230000 it has a slight knocking noise on the driver side it sounds like it is coming from the cats it comes and goes any idieas i had my cats off but there are not loses in side any ideas please
Sounds like a cracked or loose exhaust manifold.
Do you here it when you first start it up and then after it's warmed up it gos away?

Phil
 
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