1993 Cadillac DeVille Owner's Manual - Page 265

7 A CAUTION: - !tting undera vehicle when itis jacked up is dangerous. the If or vehicle slips off the jack,you could be badly injured killed. Never get under a vehicle when it is supported only by a jack. * Now raise the vehicle. Just keep rotating the wheel wrench, on the jack, to theright (clockwise). Raise the vehicle far enough off the ground so there is enough room for the flat tire to come off and the compact spare to fit. Remove all the wheel nuts and take off the flat tire. 252