Global Parts 1712863 HVAC Blower Motor Resistor

Mercedes-Benz HVAC Blower Motor Resistor

Global Parts 1712863 is an HVAC blower motor resistor for select Mercedes-Benz models from 1990-1993. It is used in blower speed control circuits and is listed for vehicles without a dust filter.

Key Features

• HVAC blower motor resistor for Mercedes-Benz climate control systems
• Fits select 1990-1993 Mercedes-Benz 300CE, 300D, 300E, 300SD, 300SE, 300SL, 300TE, 400E, 400SE, 400SEL, 500E, 300SEL, 350SD, 350SDL, and 420SEL
• Application note: without dust filter
• Global Parts part number 1712863
• Cross-reference part numbers include 124-820-27-10 and RU562

Detailed Description

This HVAC blower motor resistor is built for Mercedes-Benz climate systems that require blower speed regulation through a resistor-based circuit. Global Parts 1712863 matches select 1990-1993 Mercedes-Benz 300CE, 300D, 300E, 300SD, 300SE, 300SL, 300TE, 400E, 400SE, 400SEL, 500E, 300SEL, 350SD, 350SDL, and 420SEL applications, with notes indicating use on vehicles without a dust filter. If you are replacing a failed Mercedes-Benz HVAC blower motor resistor, this part number provides a direct reference for fitment verification.

What It Is Used For

• Restoring blower fan speed control
• Correcting intermittent HVAC fan operation
• Addressing loss of one or more blower speeds
• Replacing a resistor damaged by heat or electrical wear
• Repairing climate control performance on select Mercedes-Benz models

Installation Notes and Tips

Before installation, make sure electrical components are free of debris and moisture. Verify the vehicle is listed in the fitment data and confirm the application note for models without a dust filter. Inspect the connector and surrounding HVAC housing for heat damage or corrosion before installing Global Parts 1712863.

Quality Assurance

Global Parts supplies this HVAC blower motor resistor as a replacement component for the listed Mercedes-Benz applications. Confirm part number 1712863 against the original unit and vehicle fitment before installation.