1. Fully down the rear door glass.
2. Remove the rear door trim.
3. Remove the hole cover.
4. Pull up the rear door weatherstrip and remove the screw.
5. Remove the bolt.
6. Remove the glass run channel from the rear door glass guide.
7. Lift the rear door glass to the position where the rear door glass installation screw is visible.
8. Remove the screw.
9. Insert your hand through the rear door unit hole and lift out the rear door glass.
10. Install in the reverse order of removal.
Mazda 6 Service Manual: Operation
System triggering conditions
The horn sounds intermittently and the hazard warning lights flash for about
30 seconds when the system is triggered by any one of the following:
Unlocking a door with the key, door lock switch, or an inside door-lock
knob.
Forcing open a door, the hood or th ...
Mazda 6 Service Manual: Front drain hose installation
Caution
If the front drain hose is pinched or bent anywhere, the water in the hose
may not discharge and enter the inside of the vehicle. During and after
installation of the trims and the headliner, always make sure there is no
interference with the front drain hose. Fix any problem if found ...