Shop 1989 Buick Century Latch. Lock. Actuator. (Rear). CREW CAB, w/power locks, w/o SLT pkg. Silverado CAB, CREW, Door, Power - OEM Buick Part # 25876398 (20783866, 25789220)

Exc.Comfort Package. Mechanism to secure door to chassis. Motor to Lock and unLock car door. Assembly, Side. Controller. Door Motor. Dovetail.

Door Latch AssemblyDoor Lock Actuator Motor

Fits Sierra 1500, Sierra 2500 HD, Sierra 3500 HD, Silverado

CREW CAB, w/power locks, w/o SLT pkg. Silverado, Sierra; w/o All Terrain; Standard Cab, Crew Cab; Right; w/Power Doors.
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.