1995 Buick Roadmaster Owner's Manual - Page 214

Compact Spare Tire (If Equipped) So Although the compact spare was fully inflated when your vehicle was new, it can lose air after a time. Check the inflationpressuTe regularly.It should beBO psi (420 Wa). After installingthe compact spare on your vehicle, you shouldstop as soon as possible and make sure your spare tire correctly inflated.The compact is spare is made to perform well at posted speed limits 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 to replace Of your spare with a full-size tire as soon as youYour can. spare will last longer and in good shape in case you be need it again. Your anti-lock brake system warning light may come on when you are driving with a compact spare. See "Anti-Lock Brake System Warning Light" the Index. in NOTICE: Don't take your compact spare througn an automatic carwash with guiderails. The compact spare get caught on the can rails. That can damage the tire and wheel, and maybe other parts of your vehicle. Don't use your compact spare on some other vehicle. And don'tmix your compact spare or wheel with other wheels or tires. They won't Keep your spare and fit. its wheel together. NOTICE: Tire chainswon't fit your compact spare. Using them win damage yourvehicle and destroy the chains too. Don't use tire chains on your compact spare.