2005 Chevrolet Tahoe Owner's Manual - Page 225

Headlamp Delay Press the customization button until HEADLAMP DELAY appears in the display. To select your preference for how long the headlamps will stay on when you turn off the vehicle, press the select button while HEADLAMP DELAY is displayed on the DIC. Pressing the select button will scroll through the following choices: Perimeter Lights Press the customization button until PERIMETER LIGHTS appears in the display. To select your preference for perimeter lighting, press the select button while PERIMETER LIGHTS is displayed on the DIC. Pressing the select button will scroll through the following choices: PERIMETER LIGHTS: ON (default): The headlamps and back-up lamps will come on for 40 seconds, if it is dark enough outside, when you unlock the vehicle with the remote keyless entry transmitter. PERIMETER LIGHTS: OFF: The perimeter lights will not come on when you unlock the vehicle with the remote keyless entry transmitter. Choose one of the available options and press the customization button while it is displayed on the DIC to select it and move on to the next feature. HEADLAMP DELAY: 10 SEC (default) HEADLAMP DELAY: 20 SEC HEADLAMP DELAY: 40 SEC HEADLAMP DELAY: 1 MIN HEADLAMP DELAY: 2 MIN HEADLAMP DELAY: 3 MIN HEADLAMP DELAY: OFF The amount of time you choose will be the amount of time that the headlamps stay on after you turn off the vehicle. If you choose off, the headlamps will turn off as soon as you turn off the vehicle. Choose one of the available options and press the customization button while it is displayed on the DIC to select it and move on to the next feature. 3-73