Buy 2003 Audi A6 Lock. Door. Latch. A4; Left. Allroad; Left. Cabriolet A4, S4; Left. S4, RS4; Left. Left, Front, Actuator - OEM Audi Part # 4B1837015H (4B1-837-015-H, 4B1837015C)

From Chassis/VIN 4B-W-000 001. From Chassis/VIN 8E-2-000 001. Incl.Latch. Includes Door Contact Switch. Mechanism to secure Door to Chassis. Motor to Lock and unLock car Door. Actuator Motor. AND Amplifier; Switch.

Door Latch AssemblyDoor Lock Actuator Motor

Fits A4, A6, allroad, RS6, S4, S6

A4; Left. Allroad; Left. Cabriolet A4, S4; Left. S4, RS4; Left.
Door Lock Actuator - Repair or Replace
Your 2003 Audi A6 may need a new door lock actuator if your keyless entry doesn't work or your lock button doesn't lock the doors.