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2003 Chevrolet Cab & Chassis Silverado 3500 6.6L Excessive Emissions, Black smoke
Posted to GM Driveability on 10/7/2008 4 Replies

We have 2003 c4500 flatbed tow truck that belongs to our local tow company. It has the 6.6 diesel. There in no active service engine light but it does a p1093 code in memory and a p1643. I cant find a defenition for the p1643, and I am un familiar with the p10...

4 Replies Received (View Replies)

 
Message Closed w/Summary

car Vehicle Data

2003 Chevrolet Cab & Chassis Silverado 3500

VIN [No VIN Available]
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsNot OBD-II Compliant
SymptomsExcessive Emissions, Black Smoke
OccursIdle
Misc.Tow Truck

Trouble Codes

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

car Vehicle Data

2003 Chevrolet Cab & Chassis Silverado 3500

VIN [No VIN Available]
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsNot OBD-II Compliant
SymptomsExcessive Emissions, Black Smoke
OccursIdle
Misc.Tow Truck

Trouble Codes

P1093Fuel Rail Pressure Low During Power Enrichment