2012 GMC Sierra Owner's Manual - Page 65

Keys, Doors, and Windows Window Lockout 2-21 Rear Windows Power Sliding Rear Window See Retained Accessory Power (RAP) on page 9‑29 for more information. . Push the switch to open the window. Pull the switch to close the window. . The power sliding rear window cannot be operated manually. Sun Visors Crew Cab Premium Trim Shown, Others Models Similar o (Window Lockout): The driver door power window switch has a lockout feature. This feature prevents the rear windows from operating, except from the driver position. Press the switch to engage or disengage the lockout feature. An indicator light on the switch will come on when the lockout feature is engaged, and will go off when disengaged. If equipped, the power sliding rear window works when the ignition has been turned to ACC/ACCESSORY or ON/RUN, or when Retained Accessory Power (RAP) is active. Pull the sun visor down to block glare. Detach the sun visor from the center mount to pivot to the side window, or to extend along the rod, if available.