Buick PARKAVENUE 1994 Manual page 220

If your vehicle has this
aluminum wheel, you may
have plastic wheel nut caps.
Use the wheel nut wrench
to remove the wheel nut
caps and to loosen the
wheel nuts.
When reinstalling the decorative nut caps, tighten the
caps snug with the wheel wrench, then continue 1/8
rotation for steel caps and 1/4 rotation for plastic caps.
If your vehicle has wire
wheel covers, remove them
as follows:
P
F
.
P
Use the wire wheel key
wrench to remove the wire
wheel cover.
Using the flat end of the
key wrench-handle,
between the wire wheel
cover and the center cap,
pry off the center cap.
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