Ford 1997 Crown Victoria Manual page 262

NOTE: If battery cables are disconnected, it
will be necessary to reset memory
features.
Brakes
Make sure brakes and parking brake are fully
released.
Tires
Maintain recommended air pressure.
Miscellaneous
Make sure all linkages, cables, levers and
clevis pins under vehicle are covered with
grease to prevent rust.
Move vehicles at least 25 feet (8 m) every 15
days to lubricate working parts and prevent
corrosion.
262