Sunroof - Buick 2008 Lucerne Owner's Manual

Sunroof

To express-open the sunroof press the rear of the driver
side switch to the second detent position, and release.
To stop the sunroof from express opening, press
the switch again. The sunroof has a comfort stop feature
which stops the sunroof from opening to the full-open
position. From the comfort stop position, press the rear
of the driver side switch a second time to open the
sunroof to the full-open position. If the sunshade is in
the closed position, it will open with the sunroof, or it can
be opened manually.
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If your vehicle has a power
sunroof, the switches are
located on the headliner.
To close the sunroof, press the front of the driver side
switch to the second detent position, and release.
To vent the sunroof press and hold the back of the
passenger side switch until the vent reaches the desired
position. Press the front of the passenger side switch
to close the sunroof.
If an object is in the path of the sunroof while it is
closing, the anti-pinch feature will detect the object and
stop the sunroof from closing at the point of the
obstruction. The sunroof will then return to the full-open
or vent position.