The childproof door locks prevent the rear doors from being opened from the inside regardless of the position of the lock tab.
Setting the Childproof Door Locks
Slide the lever in the rear door to the lock position, and close the door.
When opening the door
Open the door using the outside door handle.
To open the door from the inside when the childproof door lock is on, put the lock tab in the unlock position, lower the rear window, put your hand out of the window, and pull the outside door handle.
After adjusting a front seat to the proper position, and while sitting upright and well back in the seat:
Pull the seat belt out slowly.Insert the latch plate into the buckle, then tug on the belt to make sure the buckle is secure. Make sure that the belt is not twisted or caught on anything.