Dorman 973-509 HVAC Blower Motor Resistor Kit

Overview of Dorman HVAC Blower Motor Resistor Kit 973-509

The Dorman HVAC Blower Motor Resistor Kit 973-509 is designed to restore proper blower motor function in select Chevrolet, Pontiac, and Saturn vehicles. This kit includes a blower motor resistor and a wiring harness to ensure reliable electrical connectivity and consistent HVAC performance.

• Includes 1 blower motor resistor and 1 wiring harness
• Wiring harness length: 6 inches for optimal fit
• Blade terminal type with 4 male terminals
• Single female connector for secure connection
• Two mounting holes for stable installation
• Wiring harness included for direct replacement
• No mounting hardware or gasket/seal included

Detailed Product Description

This Dorman HVAC blower motor resistor kit (part number 973-509) is engineered to meet the electrical requirements of the blower motor system in Chevrolet Malibu, Pontiac G6, and Saturn Aura models. The kit features a 6-inch wiring harness with four wires and blade terminals, providing a precise and secure electrical connection. The resistor controls the blower motor speed by regulating current flow, ensuring the HVAC system operates efficiently across multiple fan speeds. The included wiring harness simplifies installation by matching the original equipment specifications, while the two mounting holes allow for a stable and secure fit within the HVAC assembly.

Common Applications and Issues Resolved

• Restores blower motor speed control in Chevrolet Malibu, Pontiac G6, and Saturn Aura
• Eliminates blower motor failure due to resistor malfunction
• Fixes inconsistent or non-functioning HVAC fan speeds
• Addresses electrical connection issues with worn or damaged wiring harness
• Prevents overheating and potential blower motor damage

Installation Notes and Tips

• Ensure vehicle compatibility with Chevrolet Malibu, Pontiac G6, or Saturn Aura before installation
• Disconnect the battery prior to installation to avoid electrical hazards
• Use the included wiring harness and blade terminals for a direct plug-and-play replacement
• Secure the resistor using the two mounting holes; mounting hardware is not included
• Inspect the blower motor and related components for additional wear or damage during installation

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The HVAC blower motor resistor kit 973-509 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 Dorman’s official warranty policy for complete information.