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egr
dwalmop
03-01-2005, 05:57 PM
possibly a silly question. Would clogged egr passages cause gas mileage to drop?
jeffcoslacker
03-01-2005, 06:35 PM
No. The EGR is there only to cool cumbustion under load to lower NOx emissions. It does help prevent preignition to a slight degree, but shouldn't affect mileage at all.
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