Some 2011-2013 Ford E-Series vehicles equipped with a 5.4L 2V or 6.8L 2V engine and built on or before 11-12-2012 may exhibit excessive engine oil consumption.
The issue may be worn or improperly fitted valve stem oil seals. If this is the case, remove the engine and replace all valve seals.
P/N PART
DC2Z-6571-A……………Valve stem seal
AC2Z-9439-B……………Intake gasket left hand 5.4L
AC2Z9439-A…………….Intake gasket right hand 5.4L
4C3Z-6584-BA………….Cam cover gasket, right
4C3Z-6584-CA………….Cam cover gasket, left
4C2Z-9439-AA…………..Intake manifold gasket, 6.8L
F1AZ-6731-BD………….Oil filter
F1VY-8255-A…….……...O-ring, thermostat outlet
XO-5W20-QSP………….Motorcraft SAE 5W20 Premium synthetic blend oil
VC-7-B…………………...Motorcraft Gold antifreeze concentrate
TA-30……………………..Motorcraft silicone gasket/sealant