GMC 1994 Yukon Owner's Manual page 137

Step-{ umper Pad
If your vehicle has a rear step bumper, it may be equipped with a rear step
pad at the center of the bumper. Use this pad to improve footing when you
are stepping on the bumper step.
If you will be using
the bumper to tow a
trailer, you must
remove the center
cutout circle to install
the trailer ball. You
must also remove both
outer cutouts to attach
the trailer safety
chains.
To remove the pad, lift
the edge of the pad
from the rear of the
bumper and swing it
forward. When the
pad releases from the
bumper holes, lift the
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