Quote:
Originally Posted by etyu  If you haven't opened the one bought from MB, you should be able to return it. I recommend adding 1/2 quart first and see what the MFD display says afterwards or recheck after a day. It's safer/better to add small aliquots and recheck the reading. |
Ditto.
So long as its not opened then they should accept it back.
VitaminT, When your buying the oil remember the approved one is Mobil 1