Function overview: Door lock actuators are an electronic component found on vehicles equipped with power door locks. It is the electronically controlled actuators on each door that are responsible for locking and unlocking the electric door locks when the switches are pressed. Premium Material: We would test this door actuator through the test strict to make sure it is high quality. We adopt new housing to improve the quality. Good Replacement Parts: Door Latch Lock Actuator Motor - Located inside the doors, the electric door lock actuator controls your vehicle's locks. Each door contains its own actuator. If a door on your vehicle won't lock or unlock, a bad actuator is likely the problem. Easy installation: just remove old or broken parts and install the actuator door lock. Easy installation and convenient to use.