1994 Cadillac DeVille Owner's Manual - Page 274

To remove, turn the oil fill cap counterclockwise. Just fill it enough to put the level somewhere in the properoperating range. Push the dipstick allthe way back in when you're through. What Kind of Oil to Use Beginning midyear 1993, oils of the proper quality for your vehicle be will identified with this new "starburst" symbol. The "starburst"symbol indicates that theoil has been certified by the American Petroleum Institute (API), and is preferred for use in your gasoline engine. You should look for this on the front the oil container, and use only of oils that display thisnew symbol. 261