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2005 Chevrolet Silverado 3500 6.6L MIL Lamp on, Hard Start at Times
Posted to GM Driveability on 8/15/2012 6 Replies

I have this 2005 Chevy 3500 Duramax 6.6L LLY. It will run perfectly fine and have plenty of power... except for every once in a whial it will set a code P1093 and will go into a "limp" mode not allowing fuel pressure over 11,000 PSI. At that point the RPMS won...

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  Related Documents & Media  2005 Chevrolet Silverado 3500

 
Message Closed w/FIX

car Vehicle Data

2005 Chevrolet Silverado 3500

VIN 1GBJK39215
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Hard Start at Times
OccursIntermittently

Trouble Codes

P1093Fuel Rail Pressure Low During Power Enrichment
Message Closed w/FIX

car Vehicle Data

2005 Chevrolet Silverado 3500

VIN 1GBJK39215
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Hard Start at Times
OccursIntermittently

Trouble Codes

P1093Fuel Rail Pressure Low During Power Enrichment