Four Seasons 20727 HVAC Blower Motor Resistor

Reliable HVAC Blower Motor Resistor for Mercedes-Benz Models

The Four Seasons Motor Resistor 20727 is designed to ensure consistent performance of your HVAC blower motor system. Engineered specifically for a range of Mercedes-Benz vehicles, this resistor helps regulate blower motor speeds for optimal climate control.

• Connector Gender: Female / female
• Connector Shape: Square / rectangle
• Number of Terminals: 4 / 2
• Type: Resistors
• Part Number: 20727

About the Four Seasons Motor Resistor Product Line

The Motor Resistor line by Four Seasons focuses on precision-engineered resistors that control blower motor speeds in HVAC systems. This product line is designed to meet or exceed OEM specifications, providing reliable operation and compatibility with specific vehicle makes and models, including various Mercedes-Benz AMG and CLS series vehicles.

Detailed Product Description

The Four Seasons Motor Resistor 20727 is an HVAC blower motor resistor featuring a female/female connector with a square/rectangle shape, designed to fit seamlessly into the blower motor circuit. It includes 4 and 2 terminal configurations to accommodate different blower motor speed settings. This resistor plays a critical role in regulating the electrical current to the blower motor, allowing for multiple fan speeds and maintaining proper airflow within the vehicle’s HVAC system.

Compatible Mercedes-Benz Models

• AMG GT, AMG GT Black Series, AMG GT C, AMG GT R, AMG GT R Pro, AMG GT S
• C63 AMG, C63 AMG S, C250, C300, C350
• CLS63 AMG, CLS63 AMG S, CLS400, CLS550
• E63 AMG, E63 AMG S, E250, E350, E400, E550
• GLK250, GLK350
• SL63 AMG, SL65 AMG, SL400, SL450, SL550

Common HVAC Issues Addressed by This Resistor

• Inconsistent blower motor speeds or fan operation
• Blower motor only working on high speed
• Intermittent or no airflow from HVAC vents
• Electrical resistance failure causing HVAC system malfunction
• Overheating or burning smell from blower motor area

Installation Notes and Tips

Ensure the vehicle’s ignition is off before beginning installation. Verify connector compatibility by checking the female/female square/rectangle connectors and terminal count (4 / 2). Handle the resistor carefully to avoid damage to terminals. It is recommended to inspect the blower motor and related wiring for any additional issues during replacement.

Quality Assurance and Warranty

Four Seasons Motor Resistor 20727 is manufactured to meet strict quality standards for durability and performance. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or supplier for exact warranty terms.