Econoline E550 V10-6.8L VIN S (2003)
Engine Oil: Fluid Type Specifications
Engine Oil ............................................................................................................................................................... SAE 5W-20 engine oil is recommended
Only use oils "Certified For Gasoline Engines" by the American Petroleum Institute (API). Use Motorcraft or an equivalent oil meeting Ford
specification WSS-M2C153-H SAE 5W-20 oil provides optimum fuel economy and durability performance meeting all requirements for your vehicle's
engine.
Do not use supplemental engine oil additives, cleaners or other engine treatments. They are unnecessary and could lead to engine damage which is not
covered by your warranty.