Hummer 2009 H3 Owner's Manual page 309

5. Assemble the jack and tools as
follows:
Front Position
Front Tire Flat: If the flat tire is
on a front tire of the vehicle,
use the jack handle and both jack
handle extensions. Attach the
wheel wrench to the jack handle
extensions. Attach the jack
handle to the jack. From the front
of the vehicle position the jack
on the front lower control arm
Service and Appearance Care
along the bar that runs front to
back. Turn the wheel wrench
clockwise to raise the vehicle.
Raise the vehicle far enough off
the ground so there is enough
room for the spare tire to
clear the ground.
Rear Positions
Refer to the graphic above to
locate the placement of the jack
if the flat tire is on the rear of
the vehicle.
Rear Tire Flat: Use the jack
handle and both jack handle
extensions. Attach the wheel
wrench to the jack extensions.
Attach the jack handle to
the jack. From the rear of the
vehicle align the jack under the
rear axle. Turn the wheel
wrench clockwise to raise the
vehicle. Raise the vehicle
far enough off the ground so
there is enough room for the
spare tire to clear the ground.
5-73