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

chevy duramax 6.6 engine codes

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Old Aug 31, 2010 | 01:03 PM
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autosunltd's Avatar
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Question chevy duramax 6.6 engine codes
i have a 01 duramax 4x4 it has dtc p0088,p0089,p0090 where do i start to take care of this problem.
 
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Old Aug 31, 2010 | 11:38 PM
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oglejust's Avatar
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From: paris illinois
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fuel rail pressure sensor or fuel pressure regulator.. most likely the regulator bc if u look up p0088 it gives both as an option for replacement, p0089 tells u to look at p0090 1st and the option for it is the regulator.
 
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