Nissan Maxima EGR Valve Replace/Remove

Code P1400 Came Up I Was Told Thatwas The Egr Valve Needed Replacing But Thats Not What It Says When I Look It Up What Needs To Be Done?

My Mechanic Is Saying The Egr Valve Needs To Be Replaced. The Car Makes A Loud Humming Sounds When It Idles And The Humming Increases With...

Hi, I Have A 1999 Nissan Maxima With 69,000 Miles On It. At The Recommendation Of My Mechanic, I Had The Egr Valve Replaced On My Car In...