2009 GMC Canyon Owner's Manual - Page 128

Sunroof The vehicle may have a sunroof. The sunroof control buttons are located on the headliner. Lift the lid from the center area to access the storage box. Q (Open/Vent): Press and hold this button to vent, and open the sunroof. Release the button when the desired position is reached. R (Close): Press and hold this button to close the sunroof. Continue to hold this button for approximately two seconds after the sunroof is closed to ensure a proper seal. Release the button when the desired position is reached. The sunshade must be opened manually. 2-46