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.- Page 237

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10. Tighten the wheel

nuts firmly in a
crisscross sequence
as shown.

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 nuts tightened with a torque wrench to 
100 lb

-

ft (140 N·m).

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.

Don’t try to put the wheel cover on your compact
spare tire. It won’t fit. Store the wheel cover in the
trunk until you have the flat tire repaired or replaced.

NOTICE:

Wheel covers won’t fit on your compact spare. 
If you try to put a wheel cover on your compact
spare, you could damage the cover or the spare.