Got p0401 egr flow code, replaced egr valve and removed upper intake and coolant bypass and aggressively cleaned all egr ports, have not removed lower intake, no egr ports in it. The only thing i have not done is remove the head! (never had to before) but the ...

FIX posted 9/26/2017

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle