You should cycle the sunroof window from the fully open to the closed position, loosen the 4 adjusting screws, center the window front to rear in the opening, and adjust the front of the sunroof window from flush to 1 mm (0.04 in) below and above the top surface of the roof panel, cycle the sunroof window through all of the positions, verify the sunroof window fore/aft adjustments, verify the front and rear height adjustment and readjust the sunroof window, if necessary.