Dorman 973-106 HVAC Blower Motor Resistor

Reliable HVAC Blower Motor Resistor for Audi Models

The Dorman 973-106 HVAC blower motor resistor is designed to restore proper blower motor function in select Audi vehicles. Engineered to meet OEM specifications, this resistor ensures consistent airflow control for your vehicle's heating and cooling system.

• Compatible with Audi A4, A4 allroad, A4 Quattro, A5, A5 Quattro, A8 Quattro, Q5, RS5, S4, and S8 models
• Features 2 bolt holes for secure mounting
• Equipped with 2 female rectangular and square connectors
• Includes 2 male blade terminals for reliable electrical connection
• Does not include wiring harness or mounting hardware
• Package contains one blower motor resistor

Product Details and Specifications

The Dorman 973-106 blower motor resistor is designed with dual connector shapes—rectangular and square—to ensure compatibility with the factory wiring harness in various Audi models. It features two bolt holes for straightforward installation and secure attachment within the HVAC system. The resistor uses blade-type terminals, with two male terminals connecting to the vehicle’s female connectors, providing a stable and corrosion-resistant electrical interface. This part does not come with a wiring harness or mounting hardware, so existing components should be reused during replacement.

Compatible Audi Models and Applications

This blower motor resistor is compatible with a range of Audi vehicles, including the A4, A4 allroad, A4 Quattro, A5, A5 Quattro, A8 Quattro, Q5, RS5, S4, and S8. It is specifically designed to work with the HVAC blower motor systems in these models, ensuring proper fan speed regulation and climate control performance.

Common Issues Resolved by the Blower Motor Resistor

• Inconsistent or non-functioning blower motor speeds
• Blower fan stuck on one speed setting
• Intermittent airflow from HVAC vents
• Complete loss of blower motor operation
• Electrical resistance failure causing HVAC system malfunctions

Installation Notes and Tips

When installing the Dorman 973-106 blower motor resistor, ensure the vehicle’s ignition is off and the battery is disconnected to prevent electrical shock. Retain the original mounting hardware and wiring harness, as these are not included with the resistor. Verify the connector shapes and terminal types match the vehicle’s factory components before installation. Properly secure the resistor using the two bolt holes to avoid vibration or loosening during vehicle operation.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 973-106 blower motor resistor undergoes rigorous quality control testing to ensure durability and reliable performance in Audi HVAC systems. This part is backed by Dorman’s limited warranty, providing coverage against defects in material and workmanship under normal use.