Using the car keys to manually lock and unlock the doors is a good solution in this situation as it can clear latch problems inside which hinder the automatic locks from.
2004 cv silverado 2500hd door lock problem.
Problem with your 2004 chevrolet silverado 2500 hd.
It sounds like one of the door lock modules is acting up.
If they work then you ve narrowed down your problem.
If the driver door lock switch doesn t work try the passenger door lock switch or any other door.
I have a 2004 silhoutte and the power door lock on the right side will not unlock or lock the door to open if it won t unlock with either switch drivers door or passenger door switch take the door panel off and check the actuator valve that operates the lock.
The rear door locks will not unlock with the remote switch or by the door unlock at the front door control.
They will lock just fine.
2004 chevy silverado 2500hd.
The rear door locks will not unlock with the remote switch or by the door unlock at the front door control.
One of the easiest ways to diagnose the switch is by trying to use other door locks in the car.
Silverado owners who encounter door lock problems for the first time are advised to check if their key fob is working properly as the problem may lie with its controls.
Sometimes something as simple as the actual door lock switch can fail and not operate.
This problem has been going on for a few years now.
2004 chevy silverado 2500hd.