I cleaned my EGR vale along with my throttle assembly and intake sensor and now it seems like EGR making knocking sounds.
Is that normal? it only starts knocking when i put the car in drive.

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No. 1-2
alex_max
alex_max

Thank you.

ScottyKilmer
ScottyKilmer

Editor

if it has a bad rubber diaphram, egr may need replacing, air would suck it up and down and make noise then

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