I have an F-350 diesel (7.3 power stroke) that I don’t use much since I retired. Probably put 1000 miles a year on it. Is it ok if the oil is a couple years old?
I have an F-350 diesel (7.3 power stroke) that I don’t use much since I retired. Probably put 1000 miles a year on it. Is it ok if the oil is a couple years old?
Oxygen reacts with the oil. That is why you need to change it due to the time it has been in the engine.