Dorman 973-5089 HVAC Blower Motor Resistor

Overview of Dorman HVAC Blower Motor Resistor 973-5089

The Dorman 973-5089 HVAC blower motor resistor is designed to regulate the blower motor speed in your vehicle's heating and air conditioning system. Featuring a blade terminal type and a female connector, this resistor ensures reliable electrical connections for consistent HVAC performance.

• Blade terminal type for secure electrical contact
• Single female connector with seven male terminals
• No wiring harness included for direct replacement
• Compact design compatible with various vehicle HVAC systems
• Package contains one blower motor resistor

Detailed Product Description

This Dorman HVAC blower motor resistor (part number 973-5089) is engineered to control the speed of the blower motor by adjusting electrical resistance. It features a blade terminal type with seven male terminals and a single female connector, providing a stable and precise connection to the vehicle's wiring harness. The resistor does not include a wiring harness or mounting hardware, making it suitable for direct replacement in compatible HVAC systems. This part is essential for maintaining proper airflow and temperature control in vehicles such as Ford F-150, Chevrolet Silverado, and Dodge Ram models, where blower motor resistor failure can lead to inconsistent fan speeds or complete blower motor failure.

Common Applications and Issues Resolved

• Restores proper blower motor speed control in HVAC systems
• Eliminates issues with blower fan stuck on one speed
• Prevents blower motor from failing to operate at certain speeds
• Resolves intermittent blower motor operation or no airflow
• Improves overall HVAC system reliability in trucks and SUVs

Installation Notes and Tips

• Ensure vehicle ignition is off before installation
• Verify connector gender compatibility: female connector on resistor to male terminals on vehicle harness
• Check for corrosion or damage on terminals before connecting
• Secure resistor in original mounting location; mounting hardware not included
• Test blower motor operation at all speeds after installation

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 973-5089 blower motor resistor undergoes rigorous quality control to ensure durability and reliable performance. Please refer to Dorman's warranty policy for specific coverage details.