Shop Buick Century Lock. Latch. Actuator. (Front). Envoy/Trailblazer; Left; w/o Anti-theft. W/o remote Door, Left, Entry, Motor - OEM Buick Part # 15110505 (15079227)

Exc.Anti-Theft System. Mechanism to secure door to chassis. Motor to Lock and unLock car door. Assembly - Side. Door Motor.

Door Latch AssemblyDoor Lock Actuator Motor

Fits Bravada, Envoy, Envoy XL, Envoy XUV, Rainier, Trailblazer, Trailblazer EXT

Envoy/Trailblazer; Left; w/o Anti-theft. W/o remote entry. W/o theft deterent.
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.