1996 Cadillac DeVille Owner's Manual - Page 119

Astroroof (Option) The express-open astroroof provides airy, spacious an can feel to your vehicle's interior and also increase ventilation. It includes a sliding glass panel and a sliding sunshade. The control switch only works when the ignition is onor when the Retained Accessory Power (RAP) is active. to Press the switch rearward and release express-open the glass panel and sunshade. The sunshade also can be opened by hand.If you want to stop roof in a the partially opened position, press the switch in either direction. Press and release the switch again to it open fully. Press and hold the switch forward to close the only glass panel. The sunshade can be closed by hand. To vent, press the switch forward when the glass panel by is closed. Open the sunshade hand. To close the vent, press the switch rearward. 2-56