I had a power lock issue where it would make this sound watch video but not unlock the rear driver side passenger door.
2000 dodge durango door lock problems.
The worst complaints are engine accessories interior and ac heater problems.
2000 dodge durango having problems with the door locks.
Car complaints car problems and defect.
The 2000 dodge durango has 1770 problems defects reported by durango owners.
2000 dodge durango door locks are not working properly.
The other possibility would be a wiring issue.
The rear passenger door lock will not respond to the commands.
Took me a bit to fiddle with the lock before the lock finally worked as it.
The problem could be anywhere between the junction block and each latch.
The 2000 dodge durango has 22 problems reported for power door locks failed.
The only door that unlocks everytime is the drivers door.
If you do find power and ground at each one then the problem is in the latch and it will need to be replaced.
Average repair cost is 400 at 88 600 miles.