1995 Buick Riviera Owner's Manual - Page 206

Using the wheel wrench, tighten the wheel nuts firmly in a criss-cross sequence as shown. Then replace the wheel cover. Be sure to position the alignment pin on the cover with the notch in the wheel. Apply pressure around the edge of the cap tosnap it in place. Don't try to put a wheel cover on your compact spare tire. It won't fit. Store the wheel cover in the trunk until you have the flat tire repaired or replaced. NOTICE: Wheel covers won't on your compact spare. fit If you tryto put a wheel cover your compact on spare, you could damage the cover or the spare. -~ 5-25