1993 Cadillac DeVille Owner's Manual - Page 73

DOOR LOCKS A CAUTION: Unlocked doors can be dangerous. Passengers especially children -- can easily open the doors and fall out.When a dooris locked, theinsidehandle won't open it. Outsiders can easily enter through an unlocked door when you slow downor stop your vehicle. This may not be so obvious: You increase the chance of being thrown out of the vehicle in a crash if the doors aren't locked. Wear safety belts properly, lock your doors, and you will be far better off whenever you drive your vehicle. I -- I I 60