Dorman 973-058 HVAC Blower Motor Resistor Kit

Overview of Dorman HVAC Blower Motor Resistor Kit 973-058

The Dorman HVAC Blower Motor Resistor Kit 973-058 is designed to restore proper blower motor function in select Ford, Lincoln, and Mercury vehicles. This kit includes a blower motor resistor and a wiring harness, engineered to meet the electrical requirements of your vehicle's HVAC system.

• Includes 1 blower motor resistor and 1 wiring harness with 11.8-inch length
• Features 5 male blade terminals and 1 female connector for secure electrical connections
• Wiring harness with 5 wires and a single connector for streamlined installation
• Equipped with 1 mounting hole for proper resistor placement (mounting hardware not included)
• Compatible with Ford Aviator, Explorer, Explorer Sport Trac, Lincoln Mountaineer, and Mercury Thunderbird models

Technical Details and Specifications

This HVAC blower motor resistor kit includes a wiring harness measuring 11.8 inches in length, providing sufficient reach for installation within the vehicle's HVAC system. The resistor features 5 male blade terminals that connect to the female connector on the wiring harness, ensuring reliable electrical contact. The kit contains one connector and one mounting hole, allowing for secure attachment to the blower motor assembly. Note that mounting hardware is not included, so existing fasteners should be reused or sourced separately.

Compatible Vehicles and Applications

The Dorman 973-058 blower motor resistor kit is compatible with a range of Ford, Lincoln, and Mercury vehicles, specifically:

• Ford Aviator
• Ford Explorer and Explorer Sport Trac
• Lincoln Mountaineer
• Mercury Thunderbird

This part is designed to replace faulty blower motor resistors in these models, restoring proper fan speed control and HVAC performance.

Common Issues Addressed by This Resistor Kit

• Blower motor only works on high speed or fails to operate at lower speeds
• Intermittent or no airflow from the HVAC system
• Electrical resistance failure causing inconsistent fan speeds
• Overheating or burning smell from the blower motor area
• HVAC blower motor resistor circuit faults triggering warning lights or error codes

Installation Notes and Tips

Installation of the Dorman 973-058 blower motor resistor kit requires basic electrical and mechanical skills. Ensure the vehicle's battery is disconnected before beginning work to prevent electrical shorts. The included wiring harness simplifies connection to the existing HVAC system wiring. Since mounting hardware is not included, retain original screws or bolts for securing the resistor. Verify all electrical connections are tight and free of corrosion to maintain optimal performance.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The 973-058 blower motor resistor kit undergoes quality control testing to ensure durability and reliable operation. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.