GMC 1994 Yukon Owner's Manual page 117

Now, with the
compartment door
closed, push the
button marked PUSH
again to make sure the
garage door opener
operates properly.
With the garage door opener positioned properly and the right number of
pegs in place, you should only have to push the PUSH button slightly to
operate the opener.
Adjust the position of the garage door opener and add or remove pegs, as
needed, until the opener operates properly.
Sunglasses Compartment
The center overhead compartment can be used to conveniently store your
sunglasses.
To open the center
compartment, press
the release button
located at the rear of
the compartment door.
2-61