2010 GMC Savana 2500 Cargo Owner's Manual - Page 17

Interior Lighting Dome Lamp The dome lamps come on when any door is opened. They turn off after all the doors are closed. To manually turn on the dome lamps, turn the instrument panel brightness knob, located on the instrument panel to the left of the steering column, clockwise to the farthest position. In this position, the dome lamps remain on whether a door is opened or closed. Exterior Lighting The exterior lamps control is located on the instrument panel to the left of the steering wheel. E : The dome lamp override button is located next to the exterior lamps control. 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. O : Briefly turn the control to this position to turn the automatic headlamps and daytime running lamps (DRL) off or back on. For vehicles first sold in Canada, the off position only works for vehicles that are shifted into the P (Park) position. AUTO: Automatic operation of the headlamps at normal brightness and other exterior lamp. Reading Lamps For vehicles with reading lamps, press the button located next to each lamp to turn it on or off. The vehicle may also have reading lamps in other locations. The lamps cannot be adjusted. For more information on interior lighting, see: • Instrument Panel Brightness on page 4-12. ; : Manual operation of the parking lamps and other exterior lamps, except headlamps. 2 : Manual operation of the headlamps and other exterior lamps. • Entry/Exit Lighting on page 4-13. 1-11