Buick 1998 Century Owner's Manual page 250

Removing the Flat Tire and Installing the
Spare Tire
1. Using the wheel wrench, loosen all the wheel nuts.
2. Turn the jack handle to the right to raise the jack lift
Don't remove them yet.
head a few inches.
A
CAUTION:
Getting under a vehicle when it is jacked up is
dangerous. If the vehicle slips off the jack, you
could be badly injured
or
killed. Never get under
a vehicle when it is supported only by a jack.
7
I
A
CAUTION:
Raising your vehicle with the jack improperly
positioned can damage the vehicle and even make
the vehicle fall. To help avoid personal injury
and vehicle damage, be sure to fit the jack lift
head into the proper location before raising
the vehicle.
5-30