1990 New Yorker Passenger side window will not roll down?

If the passenger side window of your 1990 New Yorker won't roll down, start by checking the fuse related to the power Windows, as a blown fuse can cause this issue. If the fuse is fine, inspect the window switch for any signs of damage or wear. You may also need to check the wiring and connections within the door panel for any disconnections or short circuits. If these steps don't resolve the problem, the window motor may need to be replaced.