My car technician (or let's say, mechanic) was nice enough to give me a ride home, then pick me up when my car was done.  While I was at home, I researched the issue (EGR Valve- Exhaust Gas Recirculation), I found that the part ranged in cost from about $75 to $200.  In fact, the part at the Ford Parts Store (OEM) was a little less than what was on my itemized list when I looked at the bill.  Hmmm.  I hope the installed part was OEM, but we don't know that, do we?  

They also cleaned around th...