You don t want to be kicking yourself later because you missed something so obvious.
Power lock not working on driver door.
Inspect the fuse that protects the door lock circuit to ensure it is not blown.
I don t know much about it but i would guess either way it would be the motor that engages the lock on the driver side.
Power door locks that do not function are another common symptom for a problem with the door lock relay.
Go to a dealer and they will.
The drivers door switch controls all power door locks.
The door locks may function correctly one moment and in the next will cease to operate.
The only part that these two have in common is the master switch.
The drivers door lock switch is the most used so it stands to reason that it would fail first.
Next check the door lock switch and door lock actuator.
The power lock works on the driver door it just doesn t trigger the lock on the driver door but it does lock unlock all the other doors.
Power door locks do not function.
The windows and the locks are on two separate circuits.
7 fixes to try if your car s power door locks won t work 1.
Replace the key fob.
The most likely cause of your problem is the master switch in the drivers door.
Of course it is also possible that the wiring harness between the driver side door and cowl is.
2005 2010 hummer h3.
The power windows switch also works on the driver side.
If your power door locks start working normally after a fuse reset you have two options.
If the power door lock relay fails it will cut off power to the entire power door lock system and may cause them to not function correctly.
If all of the door locks are inoperative start your diagnosis at the fuse box.
If that doesn t solve the problem you may have a faulty key fob.
You can yank the fuse and do a reset when the door lock misbehave again or you can take it to a shop and have the door lock software updated to correct the problem.