Geo 1995 Prizm Owner's Manual page 187

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8. Using the wheel wrench, loosen all the wheel nuts.
Don't remove them yet.
9. Position the jack and raise the jack lift head until it
fits firmly into the notches closest to the flat tire.
(Under the vehicle near each wheel, there are bosses
in the vehicle's rocker flange.)
The jack head groove fits the rocker flange forward
of the boss in the front; rearward of the boss in
the rear.
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