Most common problem is the BCM (Body Control Module). Located behind the glove box.
May be a BCM glitch or the rear trunk latch there is a recall from gm about the rear hatch latch
To disable the rear hatch lock on a 2005 PT Cruiser, you can start by checking the vehicle's manual for specific instructions. Generally, you can try removing the rear hatch trim panel to access the locking mechanism and disconnecting the wiring harness that controls the lock. If the lock still seems to unlock by itself, consider inspecting the fuse related to the hatch lock system or consulting a professional for further diagnosis.
If its like my 2003 Expy, the relay for the rear wiper motor also controls the rear hatch lock
You open the back hatch door and pull the panel away from the latch and push down on the lever to the lock the lock will then pop open and you can shut the hatch
By taking your key and sticking it into the lock near the hatch an turning.
Isn't there a key lock that releases it?
check fuse Im serious it happened to me
The lock actuator is in the rear door, the panel will need to be removed. When the panel is removed you will see the actuator bolted to the door frame. Not to hard to replace.
To remove the rear hatch door panel in order to fix the lock on a Subaru Outback you will need a Phillips-head screwdriver, small flat screwdriver, trim pry tool, and tack puller. Using these items you need to remove the push clips and pry the trim from the hatch.
To open the rear hatch door of a 2001 Toyota Sequoia, first ensure that the vehicle is in the "Park" position. Locate the rear hatch release button on the driver's side or use the key fob to unlock the door. If the hatch is still locked, you can manually unlock it using the key in the lock located on the hatch itself. Once unlocked, simply lift the hatch to open it.
If the rear door hatch lock switch is engaged, you typically need to disengage it first to open the hatch. This can usually be done by pressing the switch again or using the vehicle's key fob to unlock the doors. If the lock mechanism is malfunctioning, refer to the vehicle's manual for specific instructions or consider seeking assistance from a professional. Always ensure the vehicle is in park and that safety precautions are taken before attempting to open the hatch.
You can get them at the dealer. The entire window and door mechanisim is all one piece.