There's no pan to drop anyway. Nor is the filter a service item except on rebuild.
See if you can get a better description of what's wrong.
SVT-related sites aren't going to be of much help since they all have sticks and this is an auto.
Also, there is a TRANSAAXLE forum specifically for this sub-system. Look there for previous posts. Lots of info on the CD4E.
Perhaps a mod will move this since it really belongs there.
Steve