GM Service Manual Online
For 1990-2009 cars only

The delayed lighting feature will continue to light the interior of the vehicle for 25 seconds after all the doors have been closed. Delayed lighting will not occur while the ignition is in RUN or ACC. After 25 seconds have elapsed, the interior lamps will slowly fade out. The lamps will fade out before the 25 seconds have elapsed if one of the following is done:

    • The ignition is turned to RUN or ACC.
    • The doors are locked using the remote keyless entry transmitter.
    • The doors are locked using the power door lock switch.

To turn the delayed lighting feature off or on, see "Personal Programming Modes" under DIC Controls and Displays DIC Controls and Displays .