04.5-05 LLY Performance Discussion of Chevy and GMC Trucks with LLY Duramax Turbo Diesel Engines Related To Performance And Longevity

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Old Sep 12, 2010 | 09:43 PM
  #1  
sledhed17's Avatar
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From: Grande Prairie AB
Default Cat delete

I'm thinking about deleting the cat on my 05 LLY and just wondering if it will throw any codes. Thanks
 
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Old Sep 12, 2010 | 09:58 PM
  #2  
DIRTYMAX2004's Avatar
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From: New Salem, ND
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it shouldn't throw any codes. if it does you can get a finger stick from kennedy diesel
 
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Old Sep 13, 2010 | 06:12 AM
  #3  
jlawles2's Avatar
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From: Danbury, TX
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It may throw a egr flow insufficient code no light just a code in the history. I know that my banks exhaust with the cat would throw that code. Install a blocker plate and finger stick.
 
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Old Sep 14, 2010 | 06:38 PM
  #4  
sledhed17's Avatar
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From: Grande Prairie AB
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Right on thanks guys
 
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