2012 GMC Acadia Owner's Manual - Page 52

2-22 Keys, Doors, and Windows Rear Window Lockout Sun Visors Pull the sun visor down or unhook it and move it to the side to reduce glare. Roof Sunroof The ignition must be in ON/RUN or ACC/ACCESSORY to operate the sunroof and power sunshade. See Retained Accessory Power (RAP) on page 9‑18. The vehicle may have a sunroof over the front seats and a rear sunroof over the second row seats. The rear sunroof does not open. Visor Vanity Mirror Lift the cover to use the mirror and turn the lamps on. The rear window lockout feature prevents the rear passenger windows from operating, except from the driver position. Press o to activate the rear window lockout switch. The LED light comes on when activated. Press o again to deactivate the lockout switch.