1996 Mercury Sable Owner's Manual - Page 154

Central Locking When you are unlocking the driver or front passenger door with the key, turn it once toward the front of the vehicle to unlock that door only. Turn the key a second time to unlock all doors. Turn the key once toward the rear of the vehicle to lock all doors. Lock Disable The lock disable feature helps prevent you from locking the keys in your vehicle. With the key in the ignition (in any switch position) and the driver's door open, the driver's door cannot be locked using the front door power lock switch. Your vehicle can still be locked, while the key is in the ignition, by manually pressing down the lock button. Power liftgate lock - wagon (If equipped) The power liftgate lock is on the right inside trim panel in the cargo area. When this lock is pressed, all doors and the liftgate lock. The power liftgate lock 127