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High Fuel Rate On LLY Duramax
Posted to HD/Fleet Forum on 1/23/2012 9 Replies

Just wondering if anyone has any ideas on why one cylinder's fuel rate would be intermittently higher than the rest(+8.2mm3)? At this time engine compression seems to be good and the injector from this cylinder (#3) bench tested good and was swapped with #7 bu... Login to read more.

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car Vehicle Data

2004 GMC Sierra 3500 6.6L

Engine6.6 L
Trans5-speed Automatic (Electronic)

car Vehicle Data

2004 GMC Sierra 3500 6.6L

Engine6.6 L
Trans5-speed Automatic (Electronic)