The childproof door locks prevent the rear doors from being opened from the inside regardless of the position of the lock tab.
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.
■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.
A/T Housing Idler Gear Shaft Removal and Installation (A/T)
Remove the snap ring (A), the cotter retainer (B), and the cotters (C)
from the idler gear shaft (D), then remove the idler gear shaft. Do not
distort the snap ring.
Check ...
Ignition Switch
The ignition switch has four positions: LOCK (0), ACCESSORY (I), ON (II), and
START (III).
LOCK (0) - You can insert or remove the key only in this position.
To turn the key, push it in slightly ...
Rear Seat Belt Replacement
Rear Seat Belt
NOTE:
Check the rear seat belts for damage, and replace them
if necessary.
Remove these items:
Rear door inner seal, as needed
Tailgate weatherst ...