Buick 1999 Park Avenue - Manual (Page 106)

yellow blue
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Front Reading Lamps
These lamps and the interior courtesy lamps will come
on when you open a door. They will turn off when you
turn on the ignition.
To turn on the front seat reading lamps when the doors
are closed, press the button behind the lamp you want
on. Press it again to turn the lamp off.
These lamps work even when the ignition is off. To
avoid draining your vehicle’s battery, be sure to turn off
all front and rear reading lamps when leaving
your vehicle.
Rear Reading Lamps
To turn on a rear seat reading lamp, press the switch
above that rear door. To turn off the reading lamp, press
the switch again.
Trunk Lamp
When you open the trunk to its full open position, a
lamp will come on inside the trunk. This lamp will
automatically turn off when the trunk is closed.
Glove Box Lamp
When you open the glove box, a lamp will come on
inside the glove box. This will automatically turn off
when the glove box is closed.