This direction is for the front:
Remove the wheels (if this is hard, try to wedge a really large screw driver through the holes in the steel of the wheel against the caliper. I used an old tire iron...
if you mean the wheels, take the lug wrench out of the trunk, pry off the hubcap if equipped, loosen the lug nuts of the wheel you want to remove 1 turn counterclockwise. raise and support the car...