Chevrolet 2004 Blazer Owner's Manual page 360

Removing the Flat Tire and Installing
the Spare Tire
1. Using the wheel wrench, loosen all the wheel nuts.
Don't remove them yet.
2. Turn the jack handle clockwise to raise the jack lift
head.
3. Fit the jack into the appropriate hole nearest the
flat tire.
5-84
A. Front Frame Hole
B. Rear Frame Hole (2–Door) or
Spring Hanger Hole (4–Door)