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Home >> Chevrolet >> 2010 >> Traverse LT, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 480 (Power Door Lock System And Release Systems) >> Description and Operation >> Power Door Locks Description and Operation (With AXE) >> Driver and Passenger Lock System Operation

Driver and Passenger Lock System Operation

WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.

The front power door lock switches are integral components of the driver door lock/window switch and passenger door lock/window switch. The switches are two-position normally open rocker switches with the voltage level in the lock and unlock signal circuits at 0 volts. When placed in either the lock or unlock positions the door lock/window switch will detect the voltage change in the lock or unlock circuit, the respective door lock/window switch then will command it's door latch to LOCK or UNLOCK by suppling battery voltage to one side of the actuator and ground the other. The door lock/window switch will also send a serial data message to the other door lock/window switch and to the body control module which will have the following affect:

  1. The other door lock/window switch will command it's door latch to LOCK or UNLOCK
  2. The body control module will provide voltage and ground to the appropriate door relay, energizing the relay and providing voltage and ground to the rear door latches causing them to perform the LOCK or UNLOCK command