In most cases the window is not stuck. The fact is, the tailgate is not make enough contact with the sensor(s) that prevent you from rolling up the rear window when the tailgate is open.
To roll up the window, first try shutting the tailgate with some force, as opposed to lightly, to ensure that it is shut well enough to make contact with the sensor.
If the window still will not roll up, with the tailgate closed, push forceably on the upper drivers side corner of the tailgate, while you turn the key to roll up the window.
If this does not work, start checking the typical electronics, fuse, wiring, etc...
To remove the window in the rear hatch of a 1989 Ford Bronco, the weather stripping around the window will have to be pulled back or pushed down slightly. This can be accomplished with a straight screwdriver or a putty knife.
To remove the rear window motor from a 1994 Ford Bronco with the window stuck down, first disconnect the vehicle's battery for safety. Then, remove the interior door panel by unscrewing any fasteners and carefully prying it off to access the window motor. Locate the motor and disconnect its wiring harness, then unbolt it from the door frame. Once unbolted, you can pull the motor out; ensure to handle any remaining components with care.
Buy an aftermarket of OEM Ford manual.
If its the bronco XLT you'll have to take the tail gate paneling off the inside. The motor, gears, etc. for the rear window are located in there. I had the same problem with mine sometime back.
check any bronco group web site, membership is usually free and they have all the schematics for the back window wiring and more
It is located in the rear tailgate. Remove the inner panel and the support bracket on the right hand side to see it.
On a 1995 Ford Bronco : The rear gears are INSIDE the rear differential ( pumpkin ) located in the middle between the 2 rear wheels
To remove the rear power window on a 1991 Ford Bronco, first, disconnect the vehicle's battery to ensure safety. Remove the rear door panel by unscrewing any screws and carefully prying it off to access the window mechanism. Disconnect the wiring harness from the power window motor and remove the motor by unscrewing it from its mounting. Finally, detach the window from the regulator and lift it out of the door frame.
To remove the rear window of a 1987 Ford Bronco, first, ensure the vehicle is safely parked and the ignition is off. Carefully detach the interior trim panel around the window, taking care not to break any clips. Next, disconnect the wiring harness for the defroster if equipped, and then remove the bolts or screws securing the window frame. Finally, gently lift the window out of its frame, being cautious of any sharp edges.
To close the rear side window on a Ford Expedition, locate the window control switch, which is typically found on the door panel of the rear door. Press the switch upward to close the window. If the vehicle is equipped with power windows, ensure the ignition is on for the window to operate. If the window is stuck, check for obstructions or consult your owner's manual for troubleshooting steps.
A person a can open the rear door from the inside. Get into the car from another door that will open and open it from the there.
jeff's bronco graveyard.com