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Electronic actuator for the heater blower unit on the Audi A6 (4B, C5) 1997–2005 with 2.5 TDI diesel engine. OEM part 4B1820511. This actuator controls airflow and temperature distribution through the HVAC system. Check fitment against your donor vehicle's configuration before ordering.
Electronic actuator for the heater blower unit on the Audi A6 (4B, C5) 1997–2005 with 2.5 TDI diesel engine. OEM part 4B1820511. This actuator controls airflow and temperature distribution through the HVAC system. Check fitment against your donor vehicle's configuration before ordering.
