Chevrolet 2007 Colorado Owner's Manual page 405

1. Remove the center cap by placing the chisel
end of the wheel wrench (E) into one of the
slots on the wheel and gently prying the
cap out.
If your vehicle has the Xtreme package,
remove each wheel nut cap with the wheel
wrench and remove the center cap by hand.
2. Use the wheel wrench to loosen all the wheel
nuts by turning it counterclockwise. Do not
remove the wheel nuts yet.
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