FORD TAURUS EGR VALVE

We Bought The Car 2 Yrs. Ago With Only 19000 Mi. On It And In The Last 6mos. It Has Logged A Code For The Egr Valve Flow Was To Little Or...

Check Engine Light Came On The Other Day, Had It Scanned And Was Told It Was The Egr Valve. The Guy Said I Could Try Cleaning It First...

2001 Taurus, Waht Causes The Egr Valve To Let To Much Gas Go Through, I Already Replaced Tge Egr?