GMC 2001 Yukon XL Owner's Manual page 296

CAUTION:
Incorrect wheel nuts or improperly tightened
wheel nuts can cause the wheel to become loose
and even come off. This could lead to an accident.
Be sure to use the correct wheel nuts. If you have
to replace them, be sure to get new GM original
equipment wheel nuts.
Stop somewhere as soon as you can and have the
7. Tighten the nuts firmly in a crisscross sequence as nuts tightened with a torque wrench to the proper
shown by turning the wheel wrench clockwise.
torque. See "Capacities and Specifications" in
the Index.
NOTICE:
Improperly tightened wheel nuts can lead to
brake pulsation and rotor damage. To avoid
expensive brake repairs, evenly tighten the wheel
nuts in the proper sequence and to the proper
torque specification.
5-29