The power door locks on a Dodge Caravan can stop working if the fuse is bad. Check the power door lock relay fuse that is located in the engine compartment on most Dodge Caravans. It should be next to the battery.
Probably a blown fuse or bad relay.
fuse bad, lost ground or relay
Bad fuse
Yes it could if a bad fuse is the problem
bad wire or actuator
Nonfunctioning door locks and security system can because by a bad fuse. Replace the security system for use with a new fuse. Most of the time this will fix the problem.
The automatic door locks on a Dodge Intrepid won't work if the fuse or switch are bad. These two components should be checked first to narrow down the cause.
There could be a bad relay switch from the fuse box. However it could also be that the fuse is blown itself.
One of the switches is bad most likely. Replace.
probably the fuse or relay on the fuse block is bad , find and replace the fuse or relay and trunk and fuel door should there may be two separate fuses ,
Unknown if you are referring to the keychain 'remote' or the vehicle switch. If the remote: Check the battery in the remote for need of replacement, if it still doesn't work, check the fuse for the auto locks in the vehicle fuse box. If the vehicle switch: check the auto lock fuse in the fuse box, if good then the switch itself is bad.