Emission light keeps coming on. on 2006 Ford F-250 Super Duty

Emissions light came on, EGR Value failure diagnosed, replaced and cleaned out along with intake which was very dirty but light continues to come on after a few miles.

1 answer
Was it DIAGNOSED and repaired by a shop? Bring it back for warranty! IF you paid for diagnosis and was told that those repairs WOULD fix it , then they possibly misdiagnosed it , or just something goofy happened , like a loose connection/vacuum line. See if it's even the same code.