Chevrolet 2004 Avalanche Owner's Manual page 444

Front Position
Front Tire Flat: If the flat tire is on a front tire of
the vehicle, you'll need to use the jack handle (C)
and only one jack handle extension (D). Attach
the wheel wrench to the jack handle extension.
Attach the jack handle to the jack. Position the jack
on the frame behind the flat tire where the frame
sections overlap. 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.
5-92
Rear Position 1500
Series
Rear Tire Flat: If the flat tire is on a rear tire of the
vehicle, you'll need to use the jack handle (C)
and both jack handle extensions (D). Attach the
wheel wrench to the jack handle extensions. Attach
the jack handle to the jack.On all 1500 Series
vehicles, use the jacking pad provided on the rear
axle. On 2500 series vehicles, use the axle between
the spring and shock bracket. 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 Position 2500
Series