Chevy/GMC Truck and Duramax Turbo Diesel Forum Discussion of General Topics related to All Chevy and GMC Trucks as well as the Diesels in them

Duramax Trouble Code Requests

Old Aug 15, 2008 | 12:13 AM
  #21  
94cummins12v's Avatar
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thank god i dont have one of those i love my 12v cummins with no computers
 
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Old Aug 23, 2008 | 11:49 PM
  #22  
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Default what is tdc 0622

Originally Posted by rolloffhill
THE most common code that will be brought up is

P1093 ~ Fuel Rail Pressure Low During Power Enrichment
hi, new to the site. i went to install a hypertech chip in my 2002 duramax. i came up with two codes 1093 and 0622. i was told i can remove this by taking to dealership and getting new injectors. im hearing this is a big problem and can sometimes be covered in an EXTENDED WARRANTY, wow that would be cool. im the second owner but i did by from dealer. you think they wouldve replaced them at the five year factory service. any info would be greatly appreciated.
i researched p0622. it is generator f- term. field f control. anyone had this before
 

Last edited by Rydogg; Aug 24, 2008 at 12:35 AM.
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Old Aug 24, 2008 | 03:28 AM
  #23  
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Why would they replace something that hasnt posed a problem and will cost them close to $5K to do?
 
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Old Aug 24, 2008 | 09:47 AM
  #24  
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Originally Posted by DangerousDuramax
Why would they replace something that hasnt posed a problem and will cost them close to $5K to do?
i was told by a gm mechanic that if im getting the injector code, thats enough to consider them faulty. bring into dealer and they would warranty them. some research ive done has told me a clogged or faulty fuel filter could bring up this code. i just dont want to clear the code if its something i could get fixed cheap. but my truck runs fine, so i could probably just clear it and wait for something to fail.
 
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Old Aug 24, 2008 | 11:19 AM
  #25  
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how long has it been since the FF has been changed
 
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Old Aug 24, 2008 | 01:52 PM
  #26  
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Originally Posted by 2500HeavyDuty
how long has it been since the FF has been changed
thats what im looking into right now. if i change my fuel filter (and that is what is causing the code) can i expect the code to disappear or do i have to clear it and see if it comes back?
 
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Old Aug 24, 2008 | 07:13 PM
  #27  
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if you got a programmer reset it and see if it come back
 
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Old Sep 21, 2008 | 08:02 PM
  #28  
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Default p0101

i just put a mac cold air intake in my truck and the p0101 code comes on after a few starts...i know its the mass air flow thing but i dont know what to do...i dont want to get rid of the intake but i dont want my service light to be on all the time...whats my options??? and suggestions? i have reset it but it eventually comes back on
 
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Old Sep 21, 2008 | 08:49 PM
  #29  
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Originally Posted by kline17
i just put a mac cold air intake in my truck and the p0101 code comes on after a few starts...i know its the mass air flow thing but i dont know what to do...i dont want to get rid of the intake but i dont want my service light to be on all the time...whats my options??? and suggestions? i have reset it but it eventually comes back on

the oil from your filter has coated your maf sensor, you can stop by the local autopart store and buy some maf sensor cleaner, pull the maf sensor out and spray the hell out of it, let it dry and re install it and the code should clear itself.

its a problem with oiled filters.
 
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Old Sep 22, 2008 | 09:14 PM
  #30  
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i just went ahead and put my stock air system back on to see what it did and everything was ok...i think the mac air filter just lets to much air in...do u know anything about those filters? are they suppose to be good or are they junk? im thinking about just gettin a different filter and checking if it will work with the mac system...maybe like a k&n or something...
 
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