Dorman 973-150 HVAC Blower Motor Resistor Kit

Reliable HVAC Blower Motor Resistor Kit for Lexus and Toyota

The Dorman 973-150 HVAC Blower Motor Resistor Kit is designed to restore proper blower motor function in select Lexus and Toyota models. This kit includes a blower motor resistor and a wiring harness to ensure a secure and efficient electrical connection.

Key Features of the Dorman 973-150 Resistor Kit

• Wiring harness length of 5.3 inches for optimal fitment
• Includes 1 blower motor resistor and 1 wiring harness with 4 butt connectors
• Blade terminal type with 4 male terminals and 1 female connector
• Two mounting holes for secure installation (mounting hardware not included)
• Wiring harness included for a complete replacement solution

Detailed Product Description

The Dorman 973-150 HVAC Blower Motor Resistor Kit is engineered to meet the electrical requirements of the blower motor system in Lexus 4Runner, GX470, RX330, RX350, and RX400h models, as well as compatible Toyota vehicles. The kit features a 5.3-inch wiring harness with four wires and blade terminals, providing a reliable connection between the blower motor resistor and the vehicle’s HVAC system. The resistor controls the blower motor speed by regulating current flow, ensuring consistent airflow through the cabin. The kit includes two mounting holes for proper alignment and secure attachment, although mounting hardware is not included.

Common Applications and Issues Addressed

• Restores blower motor speed control in HVAC systems
• Resolves blower motor failure or inconsistent fan speeds
• Fixes electrical connection problems caused by damaged wiring harnesses
• Eliminates overheating or resistor burnout issues
• Improves overall HVAC system reliability in Lexus and Toyota vehicles

Installation Notes and Tips

• Ensure the vehicle is powered off before beginning installation
• Use the included wiring harness and butt connectors for secure electrical connections
• Verify the orientation of blade terminals and connector gender for proper fit
• Mount the resistor using the two mounting holes; hardware must be sourced separately
• Test blower motor operation after installation to confirm functionality

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The 973-150 HVAC Blower Motor Resistor Kit undergoes rigorous quality control to ensure durability and reliable performance. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Refer to the product packaging or Dorman’s official documentation for exact warranty terms.