It should open from the inside. Then the switch is usually in the latch for the door. HTH
Open the back doors of the car, there should be a switch between the inside and outside of the door.
DID YOU CHECK CHILD SAFETY LOCKS ON DOOR
If your able to open door from outside. the child safety locks maybe on. If not on then door panel needs to come off to disengage from the inside.
A little switch on the door
you might have the child safety locks activated
When you open the doors there is a lever on the door itself that you can switch up or down depending on if you want to engage or disengage the child safety locks. There should be a sticker indicating which way to lock-unlock.
Rear Door Child Safety Locks (Sedan and Wagon models only) Child safetly locks are located on the rear edge of each rear door. To activate the locks, you must insert your car key into the opening and turn to the locked "vertical" position. To disengage the child safety lock, insert your car key and turn to the center position.
Many vehicles have a 'child safety lock' in the back seat that prevents young children from opening the doors. Check your owner's manual. Some have a physical latch to turn to disengage. Others have a menu setting in the electronics that can be programmed. If they open from outside and not inside the child locks are probably on. open the door and look around the lock .
try looking on the door jams of the back doors themselves. it is there on my caddy.
Usually you can find the switch on the doors themselves. Open the door and look on the part near the latch. Sometimes, there is a switch by the driver if the car has power locks.
Automatic door locks engage on the 2003 Ford Explorer for safety.
Open the door from the inside!!!