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2000 saturn sl1 1.9 po301 po404

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saturn code 301 idles rough step on gas no problem present wres coils sensors
tpi fuel pump good lots of power just problem at idle

Vehicle: 2000 saturn sl1 1.9

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P0404 is EGR range/performance,

The EGR being stuck open is the cause of rough idle or misfire, if you are fine on acceleration thats proof the EGR is at fault a new one EGR is the solution

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