P0404 code despite 2 new EGR valves

p0404  Detailed information on troubleshooting and repairing a p0404 automotive trouble code which refers to an EGR circuit range or performance issue  The glow plug light flashes all the time after around 3 mins after you start the van I took it to a garage and they read the fault code which was P0404 EGR

If you own a Saturn S-series and keep getting the code P0404 and your check engine light is on, you probably need to perform an EGR cleaning P0404 EGR Valve malfunction #P0404 #EGR_Valve #Fix

Code P0404 usually indicates that there is a carbon build-up somewhere in the lines, or on other occasions, a bad EGR valve  If you own a Saturn S-series and keep getting the code P0404 and your check engine light is on, you probably need to perform an EGR cleaning