Chevrolet 2007 Colorado Owner's Manual page 413

4. Repeat this procedure at least two times.
If the spare tire lowers to the ground,
continue with Step 5 under Removing the
Spare Tire and Tools on page 401.
5. Turn the wrench counterclockwise until
approximately 6 inches (15 cm) of cable
is exposed.
6. Stand the wheel blocks on their shortest
ends, with the backs facing each other.
7. Place the bottom
edge of the
jack (A) on the
wheel blocks (B),
separating them
so that the jack is
balanced securely.
8. Attach the jack handle, extension, and wheel
wrench to the jack and place it (with the
wheel blocks) under the vehicle towards the
front of the rear bumper. Position the center
lift point of the jack under the wheel.
9. Turn the wheel wrench clockwise to raise the
jack until it lifts the tire.
10. Continue raising the jack until the tire stops
moving upward and is held firmly in place,
the secondary latch has released, and the
tire is balancing on the jack.
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