Shop Buick Century Lock. Latch. Actuator. (Front). W/o passive entry. Door Lock Actuator - Repair or Entry, Passive, Left - OEM Buick Part # 13579564

2nd Design. Exc.Passive Access System. Exc.Passive Entry. Incl.Latch. Mechanism to secure door to chassis. Motor to Lock and unLock car door. Assembly - Side. Door Motor.

Door Latch AssemblyDoor Lock Actuator Motor

Fits Cruze, Cruze Limited, Equinox, LaCrosse, Regal, Terrain

W/o passive entry.
Door Lock Actuator - Repair or Replace
Your may need a new door lock actuator if your keyless entry doesn't work or your lock button doesn't lock the doors.