Interior Fuse Box Location: 2007-2013 GMC Sierra 1500 Click to view0:17The video above shows how to replace blown fuses in the interior fuse box of your 2008 GMC Sierra 1500 in addition to the fuse panel diagram location. Electrical components such as your map light, radio, heated seats, high beams, power windows all have fuses and if they suddenly stop working, chances are you have a fuse Author: Braeger Ford GMC Sierra 1500 - 2011 Fuse Box Diagram Sierra 1500 - 2011 Fuse Box; Keys, Doors and Windows. 2-13. Testing the Alarm. To test the alarm: 1. Lower the driver window and. open the driver door. 2. Press lock on the RKE. Interior Lighting. Instrument Panel. Illumination Control. D (Instrument Panel. Brightness): This feature controls.