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Discussion Starter #1
I have a 2001 duramax with a lbz swap and im getting 500 kms to a tank,my friend works for gm and he put it on there code reader and he said there was some egr codes but they werent throwing the engine light could this be the reason for poor mileage?the truck is stock.
 

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Um I only know english units convert please and mya we see some pics of this I know I wanna see
 

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Not exactly stock with an LBZ swap??

Do you have a blocker plate in the EGR system? EGR removed?
 

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Um I only know english units convert please and mya we see some pics of this I know I wanna see
It's roughly 310 miles a tank or about 12mpg on a 26gal tank, 9mpg on a 34gal tank.

Brandon,

Do you have the EGR blocked on the LBZ swap?
 

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Discussion Starter #5
poor milage

I dont have the egr blocker plate yet, i just ordered one yesterday
 

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Discussion Starter #6
poor milage

dslkraz what do you wanna see?
 
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