Chrysler 2007 Aspen - Manual (Page 152)

NOTE: The dome/reading lights will remain on until
the switch is pressed a second time, so be sure they have
been turned off before leaving the vehicle.
Electronic Vehicle Information Center (EVIC) — If
Equipped
Pressing the menu button will change the
display to one of the following features:
Overhead Console
152 UNDERSTANDING THE FEATURES OF YOUR VEHICLE