Ford 2003 Mustang Workshop Manual page 2422

3. CAUTION: If installing a new filter, and the seal remains in the main control bore,
carefully use a small screwdriver to remove the seal. Use care not to damage the main
control bore.
NOTE: If transmission is being repaired for a contamination-related failure, use a new filter and
seal. The filter may be reused if no excessive contamination is present.
Install a new fluid filter and seal as required.
4. Position the pan magnet into the transmission fluid pan.
5. NOTE: The transmission fluid pan gasket is reusable. Clean and inspect for damage; if not
damaged, the gasket should be reused.
Install the transmission fluid pan and gasket.
1. Position the transmission fluid pan and gasket.
2. Install the transmission fluid pan bolts.