Replacing it may require removing the car door panel.
Shifting does not lock doors.
If you have the option to cancel this option and lock the doors manually then you know the signal input wire s have loose connection and are the culprits.
A fuse is blown.
Check the draft.
If one door doesn t work but others do the problem could be a blown fuse.
Press the power door unlock control on the door panel three times.
Step 2 mode 2 cancels the automatic locking and unlocking function so that they do not operate at any time.
Press the power door unlock control three times.
How to fix a door that will not lock things you will need.
Turn the ignition back to the 3 on position.
It has power door locks that engage automagically at 10mph or so.
When i stop and shift back into park they don t unlock as they do on my 03 tahoe.
The door locks will lock unlock to confirm programming mode is entered active.
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.
Again if one door doesn t work but others do the problem could be with the door lock solenoid.
Jump to latest follow 1 12 of 12 posts.
Doors not locking automatically when shifting and moving in drive.
2000 clk 430 cab joined oct 28 2004 565 posts.
The solenoid is bad.
The switching is completed when the hazard lamp blinks.
Discussion starter 1 nov 29.
Close all doors below door switch off 2.
The complete lockset including the doorknob.
Looking through the manual it s not really clear by the wording if they should or shouldn t.
Mode 2 this mode simply turns off the feature.
Replacing the fuse will correct the problem.
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.
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.
If your doorknob mechanism fails internally you can t repair it.
Insert your key and turn it a few times to work the graphite into.
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.
Turn ignition switch on 3.
This function is set to on before delivery.
Turn the ignition from the 3 on to the 1 off lock position.
This is a cheap and easy fix.