Chevy/GMC Duramax 01-04 LB7 Discussion of Chevy and GMC Trucks with LB7 Duramax Turbo Diesel Engines

04 duramax with power surg

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  #1  
Old 11-21-2010, 11:32 AM
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Default 04 duramax with power surg

all injectors ok, fuel pump checks ok, but sounds like its breathing. goes away when theres a load on it. can figure it out.
 
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Old 11-23-2010, 09:05 PM
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are you flashing any codes?
 
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Old 11-24-2010, 09:25 AM
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recieving no codes
 
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Old 11-24-2010, 04:37 PM
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Is this a stock truck? If not what mods?
 
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Old 11-25-2010, 07:52 PM
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How long has it been since you changed the fuel filter? air filter?
 
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