HomeHVAC > Motors, Core, Case and Related ComponentsURO 4B1820021B HVAC Blower Motor
Part #: 4B1820021B

URO 4B1820021B HVAC Blower Motor

⚙️ 22 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Audi, A6, A6 Quattro, Allroad Quattro, RS6, and S6
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Reliable HVAC Blower Motor for Audi A6 and Related Models

The URO HVAC Blower Motor with part number 4B1820021B is designed to restore proper airflow in your Audi A6, A6 Quattro, Allroad Quattro, RS6, and S6 models. This replacement motor ensures consistent cabin ventilation and climate control performance.

  • Direct replacement HVAC blower motor for select Audi models
  • Compatible with Audi A6, A6 Quattro, Allroad Quattro, RS6, and S6
  • OEM-quality construction for reliable operation
  • Part number 4B1820021B ensures exact fit and function
  • Designed to maintain proper airflow and cabin comfort

Product Details and Compatibility

The URO 4B1820021B blower motor is engineered to meet the specifications of the original equipment for Audi vehicles including the A6, A6 Quattro, Allroad Quattro, RS6, and S6. This HVAC blower motor is a critical component responsible for circulating air through the heating and air conditioning system. Its precise fitment helps maintain the integrity of your vehicle’s climate control system, ensuring efficient heating and cooling performance.

Common Applications and Problem Resolution

  • Restores airflow when the blower motor fails or operates intermittently
  • Eliminates unusual noises caused by worn or damaged blower motors
  • Resolves inconsistent cabin temperature due to blower motor issues
  • Prevents HVAC system overheating by maintaining proper ventilation
  • Addresses blower motor failure symptoms in Audi A6 and related models

Installation Notes and Tips

Installation of the URO 4B1820021B blower motor requires basic automotive HVAC knowledge and tools. It is recommended to disconnect the vehicle battery before beginning the replacement to avoid electrical hazards. Ensure the blower motor connector and mounting points are securely fastened to prevent vibration and noise. Refer to the vehicle’s service manual for detailed removal and installation procedures specific to Audi A6, A6 Quattro, Allroad Quattro, RS6, and S6 models.

Quality Assurance and Warranty

URO parts are manufactured to meet or exceed OEM standards, providing dependable performance and durability. While specific warranty details for part number 4B1820021B may vary, URO typically offers coverage against defects in materials and workmanship. Verify warranty terms with the supplier or manufacturer documentation to ensure coverage for your HVAC blower motor replacement.

This part fits 22 vehicles. Search below:

YearMakeModelPositionNotes
2005AudiAllroad QuattroN/AAir Conditioning and Heater
2004AudiA6N/AAir Conditioning and Heater
2004AudiA6 QuattroN/AAir Conditioning and Heater
2004AudiAllroad QuattroN/AAir Conditioning and Heater
2003AudiA6N/AAir Conditioning and Heater
2003AudiA6 QuattroN/AAir Conditioning and Heater
2003AudiAllroad QuattroN/AAir Conditioning and Heater
2003AudiRS6N/AAir Conditioning and Heater
2003AudiS6N/AAir Conditioning and Heater
2002AudiA6N/AAir Conditioning and Heater
2002AudiA6 QuattroN/AAir Conditioning and Heater
2002AudiAllroad QuattroN/AAir Conditioning and Heater
2002AudiS6N/AAir Conditioning and Heater
2001AudiA6N/AAir Conditioning and Heater
2001AudiA6 QuattroN/AAir Conditioning and Heater
2001AudiAllroad QuattroN/AAir Conditioning and Heater
2000AudiA6N/AAir Conditioning and Heater
2000AudiA6 QuattroN/AAir Conditioning and Heater
1999AudiA6N/AAir Conditioning and Heater; Chassis Range: From 020001
1999AudiA6 QuattroN/AAir Conditioning and Heater; Chassis Range: From 020000
1998AudiA6N/AChassis Range: From 4B-W-000001
1998AudiA6 QuattroN/AChassis Range: From 4B-W-000001

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

4B1 820 021B4B1 820 021C4B1820021BURO-002951V15-03-1920

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.