Chevrolet Impala 2012 Owner's Manual page 44

2-18 Keys, Doors, and Windows
The sunroof can only be operated
when the ignition is in ON/RUN
or ACC/ACCESSORY, or when
Retained Accessory Power (RAP) is
active. See Retained Accessory
Power (RAP) on page 9 18.
(Vent/Express-Open): Press this
switch once to vent the sunroof
when it is closed. When using the
vent, the sunshade should be fully
opened. The sunshade can be
opened or closed manually by
sliding it rearward or forward.
From the vent position, press
this switch again to activate the
express-open feature. Press the
close switch to stop movement of
the sunroof. The sunshade will
automatically open when using
express open.
A deflector will automatically pop up
when the sunroof is opened. The
deflector will retract when the
sunroof is closed.
(Close): Press and hold this
switch until the sunroof motor stops
to close the sunroof, or release the
switch when the desired position
has been reached.
I n f o r ma t i o n P r o v i d e d b y :
Dirt and debris may collect on the
sunroof seal or in the track. This
could cause an issue with sunroof
operation, noise or plugging the
water drainage system. Periodically
open the sunroof and remove any
obstacles or loose debris. Wipe the
sunroof seal and roof sealing area
using a clean cloth, mild soap, and
water. Do not remove grease from
sunroof.