The seals on your windows have a leak or in need of replacement.
If they are like door panels or decorative only, they have nothing to do with function.
pull the inside door panels off and then you can get to the speakers that are mounted on the inside of the door.
Pull the inside door panels off and you will see there bolted in the door.
You should have access after removing inside door panels
How do you remove the rear door panels on your 1994 Mercury Grand Marquis They are shut and will not open the locking mechanism has fallen down inside the door?
pull inside door panels off and unbolt the handle from the door from the inside, install new gasket and rebolt handle.
take the inside door panels off and then you can unbolt the speaker from the door.
inside the doors. you have to remove the inside door panels
you have to remove the inside panels to get at the latch to open
they can be getting in by an open door or window or the egzaust
To remove the door panels in a 1987 Ford Ranger, simply crank the cover on the door to pry it open. Then remove the head screws inside and take off the other three screws.
pop the switch panel off and then the door mount support with a socket