1994 Cadillac Seville Owner's Manual - Page 81

There areseveral ways to lock and unlock your vehicle: From the outside: Use your door key. If your vehicle has optional Theft Deterrent System and it is the armed, unlock the doors only withthe key or Keyless Entry System. This will avoid setting off the alarm. From the inside: To lock the door, slide the lock lever down to manually lockthe door. To unlock-thedoor, slide the lock lever up.