Originally Posted by
shorod
You could test this by using a test light, connecting the clip to a known good ground, then removing the switch assembly from the door and touching the tip of the test light to the pink/light green wire at the switch.
-Rod
I have done this in a few spots. At the switch and in the wiring harness under the threshold plate under the driver side door, and it still doesn't work. But if I press the lock on the passenger side door they ALL work, even the drivers door will lock....