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Re: DPFE One problem or two?
Posted to Technical Discussion Forum on 10/15/2005 3 Replies

Hi James

I cannot speak specifically to the 5.4 you are working on. I can however tell you that the 3.8 with the same system DOES command EGR in park or neutral when the vehicle has been running long enough for the PCM to start using EGR. The vehicle was a 9... Login to read more.

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