HomeHVAC > Electrical ConnectorsDorman 973-029 HVAC Blower Motor Resistor Kit
Part #: 973-029

Dorman 973-029 HVAC Blower Motor Resistor Kit

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⚙️ 32 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Ram and Dodge, 2500, 3500, 4000, 1500, Ram 1500, Ram 2500, and Ram 3500
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Reliable HVAC Blower Motor Resistor Kit for Dodge Ram Models

The Dorman 973-029 HVAC blower motor resistor kit is designed to restore proper blower motor function in Dodge Ram 1500, 2500, 3500, and 4000 series trucks. This kit includes a blower motor resistor and a 7.5-inch wiring harness, engineered to meet the electrical demands of your vehicle's HVAC system.

Key Features of the Dorman 973-029 Blower Motor Resistor Kit

  • Includes 1 blower motor resistor and 1 wiring harness with a length of 7.5 inches
  • Features 4 wires and 1 female connector for secure electrical connections
  • Blade terminal type with 4 male terminals ensures compatibility and durability
  • Equipped with 2 mounting holes for stable installation (mounting hardware not included)
  • Wiring harness included for straightforward replacement

Detailed Product Description

The Dorman 973-029 blower motor resistor kit is specifically designed for Dodge Ram trucks, including the 1500, 2500, 3500, and 4000 models. The kit features a wiring harness measuring 7.5 inches in length, which simplifies the connection process to the vehicle’s HVAC system. The resistor uses blade-type terminals with male terminals on the wiring harness and a female connector, ensuring a secure and reliable electrical interface. With 4 wires and 2 mounting holes, this resistor kit is engineered for a precise fit and stable installation, although mounting hardware is not included. This part is essential for controlling the blower motor speed and maintaining consistent airflow inside the cabin.

Common Applications and Issues Addressed

  • Restores blower motor speed control in Dodge Ram 1500, 2500, 3500, and 4000 trucks
  • Resolves HVAC blower motor failure or inconsistent fan speeds
  • Fixes electrical connection problems related to worn or damaged resistors
  • Eliminates overheating issues caused by faulty blower motor resistors
  • Improves overall HVAC system performance and reliability

Installation Notes and Tips

  • Ensure the vehicle is powered off before beginning installation
  • Verify the wiring harness length and connector type match your vehicle’s specifications
  • Use the existing mounting holes for secure placement; mounting hardware is not included
  • Inspect the wiring and connectors for damage before installation
  • Consult the vehicle’s service manual for detailed installation procedures

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 973-029 blower motor resistor kit undergoes rigorous quality control to ensure reliable performance in Dodge Ram 1500, 2500, 3500, and 4000 models. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Refer to the product documentation for exact warranty terms.

BrandDorman
Part Number973-029
Connector GenderFemale
Connector Quantity1
Gasket or Seal IncludedNo
Mounting Hardware IncludedNo
Mounting Hole Quantity2
Package Contents1 Blower Motor Resistor; 1 Wire Harness
Terminal GenderMale
Terminal Quantity4
Terminal TypeBlade
Wire Quantity4
Wiring Harness IncludedYes
Wiring Harness Length7.5

This part fits 32 vehicles. Search below:

YearMakeModelPositionNotes
2018Ram2500N/Awo/Climate Control
2018Ram3500N/Awo/Climate Control
2018Ram4000N/Awo/Climate Control
2017Ram2500N/Awo/Climate Control
2017Ram3500N/Awo/Climate Control
2017Ram4000N/Awo/Climate Control
2016Ram2500N/Awo/Climate Control
2016Ram3500N/Awo/Climate Control
2016Ram4000N/Awo/Climate Control
2015Ram2500N/Awo/Climate Control
2015Ram3500N/Awo/Climate Control
2015Ram4000N/Awo/Climate Control
2014Ram1500N/Awo/Climate Control
2014Ram2500N/Awo/Climate Control
2014Ram3500N/Awo/Climate Control
2014Ram4000N/Awo/Climate Control
2013Ram1500N/Awo/Climate Control
2013Ram2500N/Awo/Climate Control
2013Ram3500N/Awo/Climate Control
2013Ram4000N/Awo/Climate Control
2012Ram1500N/Awo/Climate Control
2012Ram2500N/Awo/Climate Control
2012Ram3500N/Awo/Climate Control
2012Ram4000N/Awo/Climate Control
2011Ram1500N/Awo/Climate Control
2011Ram2500N/Awo/Climate Control
2011Ram3500N/Awo/Climate Control
2011Ram4000N/Awo/Climate Control
2010DodgeRam 1500N/Awo/Climate Control
2010DodgeRam 2500N/Awo/Climate Control
2010DodgeRam 3500N/Awo/Climate Control
2009DodgeRam 1500N/Awo/Climate Control

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

68048900AAJA1743MT1872RU1399RU710

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.