1997 bmw 528i passenger door will not oppen

SOURCE: how to unlock right passenger door while door closed 97 bmw 528i

pop the door panel loose near the door lock actuator is at top of door;break the cover off of the door lock actuator.manually turn the actuator worm gear out of double lock with a screwdriver and pull the inside handle; not the easiest thing to do...good luck

SOURCE: 1997 BMW 528i The passenger side front and rear doors won't

I had the same problem on the rear door of my 1998 528i and it was the door actuator that had gone bad. I had to take the rear seat out to get the door panel off. Once I had the door panel off it was not that difficult to replace the door actuator.