Acura 3.5 RL Manual page 936

7. Pull the drain tubes out the front and rear pillars.
NOTE: Before pulling out the drain tube, tie a string
to the end of it so it can be reinstalled.
8. Installation is the reverse of the removal procedure.
NOTE:
• Before installing the frame, clear the drain tubes
and drain valves by using compressed air.
• Check the frame seal.
• Clean the surface of the frame.
• When installing the frame, first attach the rear
hooks into the body holes.
• When connecting the drain tube, slide it over the
frame nozzle at least 10 mm (0.39 in.).
• Install the tube clip as shown.
9. Check for water leaks.
NOTE: Do not use high-pressure water.