2005 Hummer H2 Owner's Manual - Page 154

AUTO: Turn the control to this position to put the system into automatic headlamp mode. The Daytime Running Lamps (DRL) will also be activated if it is light enough outside. Headlamps on Reminder If a door is open, a reminder chime will sound when your headlamps or parking lamps are manually turned on and your key is out of the ignition. To turn off the chime, turn the headlamp switch to off or AUTO and then back on. In the AUTO mode, the headlamps turn off once the ignition is in LOCK or may remain on until the exit delay ends (if enabled in the DIC). ;(Parking Lamps): Turn the control to this position to turn on the parking lamps, together with the following: Sidemarker Lamps Taillamps License Plate Lamps Roof Marker Lamps Instrument Panel Lights Daytime Running Lamps Daytime Running Lamps (DRL) can make it easier for others to see the front of your vehicle during the day. DRL can be helpful in many different driving conditions, but they can be especially helpful in the short periods after dawn and before sunset. Fully functional daytime running lamps are required on all vehicles first sold in Canada. The DRL system will come on when the following conditions are met: 2(Headlamps): Turn the control to this position to turn on the headlamps, together with the previously listed lamps and lights. When the vehicle is turned off and the headlamps are in AUTO, the headlamps may automatically remain on for a set time. You can change this delay time using the DIC. See Driver Information Center (DIC) on page 3-43. You can switch your headlamps from low to high-beam by pushing the turn signal/multifunction lever toward the instrument panel. The ignition is on, the exterior lamps control is in AUTO, the transmission is not in PARK (P), and the light sensor determines it is daytime. 3-14