Dorman 973-009 HVAC Blower Motor Resistor - Front

Reliable HVAC Blower Motor Resistor for GM Trucks and SUVs

The Dorman 973-009 HVAC blower motor resistor is designed to restore proper blower motor function in select Cadillac, Chevrolet, and GMC vehicles. This component ensures consistent climate control performance by regulating the blower motor speed through a blade terminal connection.

• Compatible with Cadillac Escalade, Escalade ESV, Escalade EXT
• Fits Chevrolet Avalanche 1500, Avalanche 2500, Silverado 1500, Silverado 2500, Silverado 3500, Suburban 1500, Suburban 2500, Tahoe
• Compatible with GMC Sierra 1500, Sierra 2500, Sierra 3500, Yukon, Yukon XL 1500, Yukon XL 2500
• Blade terminal type for secure electrical connection
• Includes blower motor resistor and installation instructions
• Mounting hardware not included

Product Details and Specifications

The Dorman 973-009 blower motor resistor is engineered to meet the specific electrical requirements of various GM full-size trucks and SUVs. Featuring a blade terminal type, this resistor provides a reliable connection to the vehicle’s HVAC system. The package includes the blower motor resistor and detailed instructions to assist with installation. Note that mounting hardware is not included, so existing hardware should be reused or sourced separately.

Common Applications and Problem Resolution

This blower motor resistor is used to control the speed of the HVAC blower motor in vehicles such as the Chevrolet Silverado 1500 HD, GMC Sierra 2500 HD Classic, and Cadillac Escalade EXT. It addresses issues including:

• Blower motor only working on high speed
• Inconsistent or no airflow from HVAC vents
• Intermittent blower motor operation
• Complete failure of blower motor speed control
• HVAC system overheating due to resistor failure

Installation Notes and Tips

Installation of the Dorman 973-009 blower motor resistor requires access to the HVAC blower motor housing, typically located under the dashboard or behind the glove box. Ensure the vehicle’s ignition is off and the battery is disconnected before beginning installation. Since mounting hardware is not included, retain the original screws or bolts for reinstallation. Follow the included instructions carefully to connect the blade terminals securely and avoid damage to the resistor or wiring.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 973-009 blower motor resistor undergoes rigorous quality control to ensure durability and reliable performance in Cadillac, Chevrolet, and GMC vehicles. This part is backed by Dorman’s limited warranty, providing coverage against defects in material and workmanship under normal use.