Looking through the manual it s not really clear by the wording if they should or shouldn t.
Shifting does not lock doors.
Press the power door unlock control on the door panel three times.
Insert your key and turn it a few times to work the graphite into.
Turn ignition switch on 3.
A fuse is blown.
Again if one door doesn t work but others do the problem could be with the door lock solenoid.
Doors not locking automatically when shifting and moving in drive.
This function is set to on before delivery.
Mode 1 this mode connects the shift position with automatic door locking but notably not unlocking.
When all the doors are closed and the key is in the on position moving the shift lever out of park will automatically lock all doors.
Check the draft.
Replacing it may require removing the car door panel.
Press the power door unlock control three times.
Press and hold the door lock and unlock switch for 5 seconds or more in the unlock direction within 20 seconds after turning the power supply position on.
Close all doors below door switch off 2.
When the key is in the ignition and in the on position and when all doors are shut they will automatically lock when you move the shift lever out of park.
Mode 2 this mode simply turns off the feature.
Insert the tip of a tube of powdered graphite into the keyhole.
Some factory and aftermarket alarms lock the doors as you shift out of park or the car goes faster than 7 10 mph and unlock when shift to park or turn off ignition.
The door locks will lock unlock to confirm programming mode is entered active.
2000 clk 430 cab joined oct 28 2004 565 posts.
Jump to latest follow 1 12 of 12 posts.
Turn the ignition back to the 3 on position.
If your door is badly warped it may not seal properly even when you move the door jamb.
Squeeze the tube to inject a few puffs of graphite into the hole.
Discussion starter 1 nov 29.
The switching is completed when the hazard lamp blinks.
How to fix a door that will not lock things you will need.
This is a cheap and easy fix.
It has power door locks that engage automagically at 10mph or so.
If your doorknob mechanism fails internally you can t repair it.
Turn the ignition from the 3 on to the 1 off lock position.
The solenoid is bad.
The complete lockset including the doorknob.
If one door doesn t work but others do the problem could be a blown fuse.
When i stop and shift back into park they don t unlock as they do on my 03 tahoe.