Oldsmobile 2001 Silhouette Owner's Manual page 331

Removing the Flat Tire and Installing
the Spare Tire
(Turn the handle about 180 degrees, then flip the
handle back to the starting position. This avoids
taking the wrench off the lug nut for each turn.)
For wheels with a wheel lock key, use the wheel lock
key between the lock nut and folding wrench. The
key is supplied in the front passenger door pocket.
5-28
1. Loosen the wheel
--
nuts but do
not remove
--
them using the
folding wrench.
NOTICE:
To help avoid damage to the lock nut or the
wheel lock key, do not use an impact wrench
with this key.