Buick 2005 Park Avenue - Manual (Page 109)

Garage Door Opener Compartment
If your vehicle has this feature, the garage door opener
storage area is located in the headliner near the
front reading lamps.
To install your garage door opener, do the following:
1. Push the extended tab above the GARAGE button
or insert a tool between the tab and outer edge of
the cover. The garage door opener cover will
flip down.
2. Remove the square height adapters from the cover.
3. Place the height adapters on the proper peg by
lining up the height adapters and the transmitter
button on your garage door opener.
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