1993 Cadillac DeVille Owner's Manual - Page 77

The rear doors of your vehicle cannot be openedfrom inside when this feature is in use. If you want to open a rear door when the security lock is on: 1. Unlock the door from the inside. 2. Then open the doorfrom the outside. If you don't cancel the security lock feature, adultsor olaerchildren who ride in the rear won't be able to open the rear door from the inside. You should let adultsand older children know how these security locks work, and how to cancel the locks. To cancel the rear doorlock: 1. Unlock the doorfrom the inside and open the doorfrom the outside. 2. Move the lever all the way up. 3. Do the same forthe other rear door. The rear door locks will nowwork normally. Leaving Your Vehicle If you are leaving the vehicle, take your keys, open your door and set the locks from inside. Then get out and close the door. If your vehicle has a theft deterrentsystem, see "Theft Deterrent"in the Index. Central Door Unlocking System You can unlock all yourdoors from either door by holding the key in the unlock position for afew seconds.