GMC 2008 Envoy - Manual (Page 195)

Headlamp Delay
Press the customization button until HEADLAMP DELAY:
10 SEC appears in the display. To select your preference
for how long the headlamps will stay on after you turn off
the vehicle, press the select button while HEADLAMP
DELAY: 10 SEC is displayed on the DIC. Pressing the
select button will scroll through the following settings:
HEADLAMP DELAY: 10 SEC (Seconds) (default):
The headlamps will stay on for 10 seconds.
HEADLAMP DELAY: 20 SEC: The headlamps will stay
on for 20 seconds.
HEADLAMP DELAY: 40 SEC: The headlamps will stay
on for 40 seconds.
HEADLAMP DELAY: 1 MIN (Minute): The headlamps
will stay on for 1 minute.
HEADLAMP DELAY: 2 MIN: The headlamps will stay
on for 2 minutes.
HEADLAMP DELAY: 3 MIN: The headlamps will stay
on for 3 minutes.
HEADLAMP DELAY: OFF: The headlamps will not
turn on.
To select a setting and move on to the next feature,
press the customization button while the desired setting
is displayed on the DIC.
Perimeter Lights
Press the customization button until PERIMETER
LIGHTS: ON appears in the display. To select your
preference for perimeter lighting, press the select button
while PERIMETER LIGHTS: ON is displayed on the
DIC. Pressing the select button will scroll through
the following settings:
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 (RKE) transmitter.
PERIMETER LIGHTS: OFF: The perimeter lights will
not come on when you unlock the vehicle with the RKE
transmitter.
To select a setting and move on to the next feature,
press the customization button while the desired setting
is displayed on the DIC.
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