2011 Chevrolet Impala Owner's Manual - Page 48

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 9‑21. Roof Sunroof R (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. 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. Q (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. On vehicles with a sunroof, the sunroof switches are on the overhead console.