1993 Cadillac DeVille Owner's Manual - Page 283

1 To remove, turn the oil fill cap to the left. Just fill it enough to put the level somewhere in the proper operating range. Push the dipstick all the way back in when you're through. What Kind of Oil to Use: Look for threethings: 0 SG "SG" must be on the oil container, eitherby itself or combined with other quality designations, such as "SG/CC," "SG/CD," "SF,SG,CC," etc. These letters show American Petroleum Institute ( M I ) levels of quality. 270