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

disabling codes

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Old Aug 11, 2011 | 06:33 PM
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Rick Allen's Avatar
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I have a 2003 Durmax 2500, the ck eng light came on ,I tested it had code p0087, It said "fuel rail low pressure" what does this mean
 
Last edited by Rick Allen; Aug 11, 2011 at 06:50 PM.
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Old Aug 11, 2011 | 07:03 PM
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Moving this to the DMax section for some better views.
 
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Old Aug 13, 2011 | 01:06 PM
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it could mean a number of things, bad fuel pressure regulator, or old fuel filter is most common
 
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