2011 Chevrolet Tahoe Owner's Manual - Page 212

6-8 Lighting Turn the knob clockwise or counterclockwise to brighten or dim the instrument panel lights. Turning the knob to the farthest clockwise position turns on the dome lamps. Reading Lamps For vehicles with reading lamps they are located on the overhead console. To turn on the reading lamps, press the button located next to each lamp. To turn them off, press the button again. The vehicle may also have reading lamps in other locations. To turn the lamps on or off, press the button located next to the lamp. The lamps are fixed and cannot be adjusted. Dome Lamps The dome lamps are located in the overhead console. They come on when any door is opened and turn off after all the doors are closed. Turn the instrument panel brightness knob located below the dome lamp override button, clockwise to the farthest position to manually turn on the dome lamps. The dome lamps remain on until the knob is turned counterclockwise. Dome Lamp Override The dome lamp override button is located next to the exterior lamps control. k (Dome Off): Press the button in and the dome lamps remain off when a door is opened. Press the button again to return it to the extended position so that the dome lamps come on when a door is opened.