Dorman 973-108 HVAC Blower Motor Resistor

BMW HVAC Blower Motor Resistor Replacement

Restore proper cabin airflow control with this Dorman HVAC blower motor resistor. It is a direct replacement for select BMW models and is built to match the original resistor’s operation and performance for heating and cooling system control.

• Direct replacement HVAC blower motor resistor for select BMW applications
• Matches original equipment operation and performance
• 2 bolt holes for secure mounting
• Blade terminals with 2 connectors for straightforward electrical connection
• Rectangular and square connector shapes for listed vehicle applications
• Female connector / male terminal design
• Package contents: 1 blower motor resistor

Fitment and Application Details

Compatible with BMW HVAC systems that use a regulator-style blower motor resistor, including Fits 2010-2017 BMW 535i GT, regulator; Fits 2011-2017 BMW 535i GT xDrive, regulator; Fits 2010-2017 BMW 550i GT xDrive, regulator; Fits 2012-2017 BMW 640i, regulator; Fits 2013-2017 BMW 640i Gran Coupe, regulator; Fits 2014-2017 BMW 640i xDrive, regulator; Fits 2014-2017 BMW 640i xDrive Gran Coupe, regulator; Fits 2012-2017 BMW 650i, regulator; Fits 2013-2017 BMW 650i Gran Coupe, regulator; Fits 2012-2017 BMW 650i xDrive, regulator; Fits 2013-2017 BMW 650i xDrive Gran Coupe, regulator; Fits 2012-2017 BMW M5, regulator; Fits 2012-2017 BMW M6, regulator; Fits 2014-2017 BMW M6 Gran Coupe, regulator; and select 7 Series and ActiveHybrid 7 applications with regulator or expanded rear climate control configurations. BMW 535i GT and BMW 640i fitment is commonly searched as a BMW blower motor resistor replacement for rear climate control and HVAC fan speed issues. Part number 973-108 is also referenced for cross-application lookup.

What It Helps Fix

• Blower motor only working on certain fan speeds
• No cabin airflow from the HVAC vents
• Intermittent heater or A/C fan operation
• Loss of rear climate control blower regulation on listed BMW models
• Overheated or burnt blower resistor failure

Installation Notes and Tips

Verify the connector style, terminal count, and vehicle configuration before installation. This resistor mounts with 2 bolt holes and uses blade terminals; no wiring harness or mounting hardware is included. Confirm the original part number and HVAC setup on the vehicle, especially on BMW models with regulator or expanded rear climate control systems. Part number 973-108 is commonly searched alongside BMW 535i GT blower motor resistor and BMW 640i HVAC resistor replacement terms.

Quality Assurance

Dorman designs this replacement resistor to follow the operation and performance of the original equipment part on the listed BMW applications. Cross-reference part numbers for this application include 64119226780 and RU812.