Dorman 973-155 HVAC Blower Motor Resistor

Reliable HVAC Blower Motor Resistor for Chevrolet, Pontiac, and Saturn

The Dorman 973-155 HVAC blower motor resistor is designed to restore proper blower motor function in select Chevrolet, Pontiac, and Saturn vehicles. Engineered to meet OEM specifications, this resistor ensures consistent airflow control for your vehicle's heating and cooling system.

• Compatible with Chevrolet Cobalt, Pontiac G5, Saturn Ion, and Saturn HHR models
• Features 2 bolt holes for secure mounting
• Equipped with a single rectangular female connector
• Includes 4 male blade terminals for reliable electrical connection
• Package contains the blower motor resistor and installation instructions

Product Details and Specifications

The Dorman 973-155 blower motor resistor is constructed with a durable core and case designed to withstand the demands of HVAC systems. It includes two bolt holes for easy and secure installation in the blower motor assembly. The resistor uses a blade terminal type with four male terminals, connecting to a single rectangular female connector, ensuring a stable and corrosion-resistant electrical interface. This part does not include a wiring harness or mounting hardware, so existing components should be reused during installation.

Compatible Vehicles and Applications

This blower motor resistor is compatible with specific models including Chevrolet Cobalt, Pontiac G5, Saturn Ion, and Saturn HHR. It is intended for use in HVAC systems where blower motor speed control is required. The Dorman 973-155 helps regulate the voltage supplied to the blower motor, enabling multiple fan speeds and consistent climate control performance.

• Restores blower motor speed control in Chevrolet Cobalt and Pontiac G5
• Resolves inconsistent or non-functioning blower motor speeds in Saturn Ion and HHR
• Addresses issues such as blower motor only working on high speed
• Fixes intermittent blower motor operation or no airflow from vents
• Eliminates overheating or electrical resistance failures in HVAC blower circuits

Installation Notes and Tips

Installation of the Dorman 973-155 blower motor resistor requires removal of the HVAC blower motor housing to access the resistor assembly. Use the two bolt holes to securely fasten the resistor in place. Ensure the rectangular female connector is properly seated on the four male blade terminals to maintain electrical continuity. Since mounting hardware and wiring harness are not included, retain original components during replacement. Follow the included instructions carefully to avoid damage to the resistor or HVAC system.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 973-155 blower motor resistor undergoes quality control testing to ensure reliable operation within the HVAC system. This part is backed by Dorman's limited warranty, providing coverage against defects in material and workmanship under normal use conditions.