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This Bosch electronic actuator controls the recirculation flap inside the HVAC unit on the Audi A6 (4B, C5). It manages airflow routing between fresh and cabin air based on climate control commands. OEM reference 4B1820511M; check fitment against your specific model year before ordering, as variant coding may apply.
This Bosch electronic actuator controls the recirculation flap inside the HVAC unit on the Audi A6 (4B, C5). It manages airflow routing between fresh and cabin air based on climate control commands. OEM reference 4B1820511M; check fitment against your specific model year before ordering, as variant coding may apply.
