So your truck is an obs gmt400 and you should be looking for info up to 1998 not 2000.
1998 chevy silverado power door locks not working.
1998 silverado crew cab puthe problem.
I have to lock unlock the door with the key.
Niether door lock button will operate the locks but the key fobe remote will.
2009 silverado 1500 3 doors all except drivers door not functioning correctly and failing more than working.
The door lock relay is located under the center of the dash.
Replaced the switch and still nothing.
I have purchased a 04 chevy 2500hd silverado.
I read right past the c3500 part of your post.
Sorry but i m not an installer just an owner trying to find a solution.
Checked all the fuses and replaced all the relays.
However vehicles without door lock cylinders will not be able to lock or unlock the doors until power is restored.
So i disconnected the switch for the night.
I have a 1986 chevy silverado k10 with auto door locks.
The diagram posted above does not apply to your truck.
The door locks began not opening keyless entry will disarm but the door locks don t open.
Could the driver side control pod be the problem.
1998 silverado door lock.
Hooked it and the battery up the next day and still not working but not burning this time.
For vehicles with traditional style door lock cylinders and keys a bad power door lock relay will merely disable the power door lock feature.
Seemed to be coming from the door lock switch.
For vehicles equipped with door lock cylinders the door can still be opened using the key.
The power door lock on the driver side does not work if i unlock the truck with a key.
You push a button and they lock.
They typically only emerge after the vehicle has gone over 16 000 miles or 5 000 hours of driving.
Found one 15a fuse right above the two door lock relays that does not get.
It has an aftermarket alarm which activates the door locks with the remote keyless entry.
Power door locks are quite simple.
Door lock problems with the silverado do not always occur immediately.
Chevy duramax drivers side door not unlocking or locking fix.
So if your power door locks aren t working it could be due to bad wiring a bad switch or even the actuator.
You push another button and they unlock.
Dealership wants 750 to repair.