Dorman 973-586 HVAC Blower Motor Resistor Kit

Reliable HVAC Blower Motor Resistor Kit for Mercedes-Benz Models

The Dorman 973-586 HVAC Blower Motor Resistor Kit is designed to restore proper blower motor function in select Mercedes-Benz vehicles. Engineered with quality components, this kit ensures consistent airflow control for your vehicle's heating and cooling system.

• Includes 1 blower motor resistor and 1 wiring harness with a 30 cm length
• Features 6 blade-type male terminals and 2 male connectors for secure electrical connections
• Equipped with 2 mounting holes for stable installation (mounting hardware not included)
• Comes with a gasket or seal to maintain system integrity
• Compatible with multiple Mercedes-Benz models including E55 AMG, E63 AMG, E280, E300, E320, E350, E500, E550, ML55 AMG, ML320, ML350, and ML500

Detailed Product Description and Attributes

The Dorman 973-586 blower motor resistor kit is a critical component in the HVAC electrical system, regulating the blower motor speed by controlling current flow. This kit includes a wiring harness with six wires and two connectors, both male, designed for direct replacement and reliable fitment. The blade-type terminals provide a secure and corrosion-resistant connection, while the included gasket or seal helps prevent moisture intrusion and ensures long-term durability. With two mounting holes, the resistor can be firmly attached to the HVAC housing, although mounting hardware is not included and may need to be sourced separately.

Compatible Mercedes-Benz Models and Applications

This blower motor resistor kit is compatible with a range of Mercedes-Benz vehicles, specifically models such as the E55 AMG, E63 AMG, E280, E300, E320, E350, E500, E550, ML55 AMG, ML320, ML350, and ML500. It is designed to meet the electrical and mechanical specifications required for these models, ensuring proper HVAC blower motor operation and consistent climate control performance.

Common Issues Addressed by the Blower Motor Resistor Kit

• Intermittent or non-functioning blower motor speeds
• Blower motor stuck on a single speed setting
• HVAC system failing to adjust airflow properly
• Electrical connection failures causing blower motor malfunction
• Overheating or resistor burnout leading to HVAC system issues

Installation Notes and Tips

Installation of the Dorman 973-586 blower motor resistor kit requires basic automotive electrical knowledge. Ensure the vehicle's battery is disconnected before beginning installation to avoid electrical shorts. The included wiring harness and connectors are designed for plug-and-play replacement; however, verify that the connectors align correctly with the vehicle’s existing wiring. Use the two mounting holes to secure the resistor firmly, and replace any worn mounting hardware if necessary. The included gasket or seal should be positioned properly to prevent moisture ingress.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 973-586 blower motor resistor kit undergoes rigorous quality control to ensure compatibility and function. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in materials and workmanship. Refer to the product packaging or Dorman’s official documentation for exact warranty terms.