1998 Cadillac DeVille Owner's Manual - Page 274

Removing the Spare Tire Tools and The following steps will tell you how to the jack and use change a tire. The equipment you'll needis in the trunk. Pull the of un carpeting from the floor the trunk. T r the retainer (center dial) on the compact spare cover left to to the remove it. Lift and remove the cover. (See "Compact Spare Tire'' later in this section for more information about the compact spare.) 5-25