2003 Pontiac Grand Am Owner's Manual - Page 76

Doors and Locks There are several ways to lock and unlock your vehicle. From the outside, use your key or remote keyless entry system, if your vehicle is equipped with this feature. If your vehicle has remote keyless entry, you can only use your key to unlock the driver's side door Unlocked doors can be dangerous. Passengers - especially children - can easily open the doors and fall outof a moving vehicle. When a door is locked, the handle won't open it. You increase the chance of being thrown out of the vehicle in a crash if the doors aren't locked. So, wear safety belts properly and lock the doors whenever you drive. Young children who get into unlocked vehicles may be unable to get out.A child can be overcome by extremeheat and can SIJffer permanent injuries or even death from heat stroke. Always lock your vehicle whenever you leave it. Outsiders can easily enter through an unlocked door when you slow down or stop your vehicle. Locking your doors can heip prevent this from happening. 2-7