GMC Sierra Owners Manual
Turn the hand crank on each door to manually raise or lower the manual windows.
If available, the power window switches are located on each door.
The driver door also has a switch for the passenger and rear windows.
Push the switch to lower the window. Pull the switch up to raise it.
For more information, see:
• Windows on page 2‑18.
• Power Windows on page 2‑18.
Power Sliding Rear Window
On vehicles with a power sliding rear window, the switch is located in the overhead console. See Rear Windows on page 2‑19.
• Push the switch to open the window.
• Pull the switch to close the window.
The power sliding rear window cannot be operated manually.