1998 Cadillac DeVille Owner's Manual - Page 283

The compact spareis for temporary use only. Replace Compact Spare Tire the compact spare tire with a full-size tire as soon as you can. See the storage instructions label to replace your Although the compact spare tire was fully inflated when your vehicle was new, can lose air after a time. it compact spare into your trunk properly. Check the inflation pressure regularly. It should be 60 psi (420 Wa). I RETAINER-After installing the compact spare on your vehicle, you should stop as soon as possible and make sure your spare tire is correctly inflated. The compact spare is made to perform well at speeds up65 mph to (105 km/h) for distances up to 3,000 miles (5 000 km), so you can finish your trip and have your full-size tire repaired or replaced where you want. course, it's best Of as to replace your spare with a full-size tire soon as you in can. Your spare will last longer and be in good shape case you need it again. 5-34