What differents are LBZ engine on YE5 ( california emission ) to FE 9 ( federal ) ? [Archive] - Diesel Place : Chevrolet and GMC Diesel Truck Forums
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: What differents are LBZ engine on YE5 ( california emission ) to FE 9 ( federal ) ?

speedo 22
03-06-2006, 03:26 PM
Who has the answere on my question ?
Donovan
03-06-2006, 04:11 PM
I hwerd tht the compoopter is mre senstve on da caliefornia trux.
dozerboy
03-06-2006, 10:23 PM
Did ya get that?

From what I understand the ECM is just faster to throw codes when there is a problem emission wise.
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