Description
Blower motor by VAG, catalog number 4H1820021C. Confirmed catalog fitment: Audi A6 C7 4G2, 4GC (2010–2019), Audi A6 C7 4G5, 4GD (2011–2019), Audi A6 Allroad C7 4GH, 4GJ (2012–2018), Audi A7 Sportback 4GA, 4GF (2010–2018), Audi A8 D4 4H2, 4H8, 4HC, 4HL (2009–2019). For an accurate match, compare the number and identification with the removed part and confirm the vehicle specification by VIN. The fitment list is a reference and does not replace a vehicle-specific compatibility check.
A heater blower motor is a component of the vehicle’s heating, ventilation, and air conditioning (HVAC) system designed to push air into the cabin through the heater core and air conditioning system. It ensures air circulation, defrosting performance, and interior comfort.
The blower motor is installed inside the heater housing under the dashboard or in the engine bay area and works together with the heater core, AC evaporator, climate control module, and fan speed resistor. Its condition directly affects heating efficiency, cooling performance, and windshield defogging.
A faulty blower motor may cause no airflow, weak air output, abnormal noise, squeaking, vibration, operation at only one speed, or complete HVAC system failure.
Our catalog includes blower motors for many vehicle brands. Available options include genuine factory HVAC components, reliable aftermarket replacements, and tested used motors without fan damage. Complete assemblies with fan wheel, units with control modules, and versions for different climate systems are available.
Used parts are inspected for smooth rotation, absence of play, fan condition, and electrical functionality.
Selection is available by VIN number, part number, climate system type, interior configuration, and vehicle year. Replacing a faulty blower motor restores cabin airflow, heating efficiency, and driving comfort.
Compatibility
Fits 5 vehicles
Nothing found
About the manufacturer · VAG
VAG is a commonly used abbreviation referring to the Volkswagen Group, one of the largest automotive manufacturers and component producers in the world. The group was founded in Germany and includes many well‑known autom...
About the manufacturer · VAG
VAG is a commonly used abbreviation referring to the Volkswagen Group, one of the largest automotive manufacturers and component producers in the world. The group was founded in Germany and includes many well‑known autom...