1994 Pontiac Bonneville Owner's Manual - Page 82

I Express Open Sunroof (OPTION) Your express open sunroof provides an airy, spacious feelto your vehicle's interior and canalso increase ventilation. It includes a sliding glass panel anda sliding sunshade. The control switch will work only when the ignition is on or during Retained Accessory Power, if you have that option. See "Retained Accessory Power" in the Index. To Open the Sunroof: Press the control switch rearward and release it to open the glass panel and sunshade. If you want to stop the sunroof in a partially open position, lightly press the switch again. Press the switch rearward again to open fully. The sunshade can also be opened by hand. To Open the Sunroof Rear Vent: Press the control switch forward when the sunroof is closed. Open the sunshade by hand. To Close the Sunroof Rear Vent: Press the switch rearward. To Close the Sunroof: Press and hold the control switch forward to close the glass panel. The sunshade can only be closed by hand. The sunroof glass panel cannot be opened or closed if your vehicle has an electrical failure. 81 ...