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

Dead truck

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Old Jan 5, 2011 | 03:21 PM
  #1  
jdcanvas's Avatar
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Default Dead truck

Just had tranny rebuilt they took truck for test drive .It ran a while then quite.get code u1000&u1800.anybody have a clue.Have banks 6 gun w/speedloader and disconected it no change.
 
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Old Jan 5, 2011 | 07:09 PM
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brettdfny19's Avatar
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From: elmira, ny
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ok for the first one U1000.) it is a class 2 communication malfunction.

now i could only find this on the U1800... hope this link helps...

OBD-II Codes Defined
 
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Old Jan 6, 2011 | 08:37 AM
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thanks will check it out
 
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