1. Fully close the glass panel.
2. Fully open the sunshade.
3. Remove the screws, and then remove the glass panel.

4. Peel the weatherstrip off the glass panel.

5. Install in the reverse order of removal.
6. Adjust the glass panel. (See GLASS PANEL ADJUSTMENT.)
Deflector removal/installation
Glass panel adjustmentMazda 6 Service Manual: Outside the United States/Canada
Government regulations in the United States/Canada require that automobiles meet
specific emission regulations and safety standards. Therefore, vehicles built for
use in the United States/Canada may differ from those sold in other countries.
The differences may make it difficult or even impossi ...
Mazda 6 Service Manual: Windshield Defrosting and Defogging
Press the windshield defroster switch. In this position, the outside air position
is automatically selected, and the air conditioner automatically turns on. The air
conditioner will directly dehumidify the air to the front windshield and side windows.
Airflow amount will be increased.
WARNING
...