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DormanPart #: 973-405
Dorman 973-405 HVAC Blower Motor Resistor Kit - Front
⚙️ 85 vehicles fit this part
Select your vehicle to confirm fitment
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet, GMC, and Cadillac, Silverado 1500 Classic, Silverado 1500 HD Classic, Silverado 2500 HD Classic, Silverado 3500 Classic, Sierra 1500 Classic, Sierra 1500 HD Classic, Sierra 2500 HD Classic, Sierra 3500 Classic, Avalanche 1500, Avalanche 2500, Silverado 1500, Silverado 1500 HD, Silverado 2500, Silverado 2500 HD, Silverado 3500, Suburban 1500, Suburban 2500, Tahoe, Sierra 1500, Sierra 1500 HD, Sierra 2500 HD, Sierra 3500, Yukon, Yukon XL 1500, Yukon XL 2500, Escalade, Escalade ESV, Escalade EXT, and Sierra 2500
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Not what you need? Click here for all HVAC Blower Motor Resistor Kit options
Overview of Dorman HVAC Blower Motor Resistor Kit 973-405
The Dorman 973-405 HVAC Blower Motor Resistor Kit is designed to restore proper blower motor function in select Cadillac, Chevrolet, and GMC vehicles. This kit includes a blower motor resistor and gasket to ensure a secure and reliable fit for your HVAC system.
- Terminal Type: Blade for secure electrical connection
- Includes gasket or seal for proper installation
- Mounting hardware not included
- Package contains blower motor resistor and installation instructions
- Compatible with multiple Cadillac, Chevrolet, and GMC models
Detailed Product Description
The Dorman 973-405 blower motor resistor kit is engineered to replace faulty resistors that control the speed of the HVAC blower motor. Featuring blade-type terminals, this resistor ensures a stable electrical connection within the blower motor circuit. The included gasket or seal helps prevent air leaks and maintains system integrity during installation. While mounting hardware is not included, the kit provides clear instructions to facilitate a straightforward replacement process. This part is specifically compatible with a range of vehicles including the Chevrolet Silverado 1500, GMC Sierra 2500 HD, Cadillac Escalade, and others, making it a practical choice for restoring HVAC blower motor performance.
Compatible Vehicles and Common Applications
- Cadillac Escalade, Escalade ESV, Escalade EXT
- Chevrolet Avalanche 1500, Avalanche 2500, Silverado 1500, Silverado 2500, Silverado 3500
- GMC Sierra 1500, Sierra 2500, Sierra 3500, Yukon, Yukon XL 1500, Yukon XL 2500
- Suburban 1500, Suburban 2500, Tahoe
Common Issues Addressed by This Resistor Kit
- Blower motor only works on certain speeds or not at all
- Intermittent HVAC blower operation
- Overheating or burning smell from the blower motor area
- HVAC blower fails to respond to speed control settings
- Reduced airflow from vents due to resistor failure
Installation Notes and Tips
- Ensure the vehicle’s battery is disconnected before installation
- Remove the old blower motor resistor carefully to avoid damage to wiring harness
- Use the included gasket or seal to prevent air leaks and ensure proper fit
- Verify blade terminal connections are secure and free of corrosion
- Consult vehicle-specific service manual for detailed removal and installation procedures
Quality Assurance and Warranty Information
Dorman parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The 973-405 blower motor resistor kit undergoes rigorous quality control to ensure reliable performance. While mounting hardware is not included, the kit comes with installation instructions to assist with proper replacement. Warranty coverage details can be obtained from the product packaging or Dorman’s official documentation.
| Brand | Dorman |
| Part Number | 973-405 |
| Gasket or Seal Included | Yes |
| Mounting Hardware Included | No |
| Package Contents | Blower Motor Resistor and Instructions |
| Terminal Type | Blade |
This part fits 85 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2007 | Chevrolet | Silverado 1500 Classic | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2007 | Chevrolet | Silverado 1500 HD Classic | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2007 | Chevrolet | Silverado 2500 HD Classic | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2007 | Chevrolet | Silverado 3500 Classic | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2007 | GMC | Sierra 1500 Classic | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2007 | GMC | Sierra 1500 HD Classic | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2007 | GMC | Sierra 2500 HD Classic | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2007 | GMC | Sierra 3500 Classic | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2006 | Chevrolet | Avalanche 1500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2006 | Chevrolet | Avalanche 2500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2006 | Chevrolet | Silverado 1500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2006 | Chevrolet | Silverado 1500 HD | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2006 | Chevrolet | Silverado 2500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2006 | Chevrolet | Silverado 2500 HD | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2006 | Chevrolet | Silverado 3500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2006 | Chevrolet | Suburban 1500 | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2006 | Chevrolet | Suburban 2500 | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2006 | Chevrolet | Tahoe | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2006 | GMC | Sierra 1500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2006 | GMC | Sierra 1500 HD | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2006 | GMC | Sierra 2500 HD | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2006 | GMC | Sierra 3500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2006 | GMC | Yukon | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2006 | GMC | Yukon XL 1500 | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2006 | GMC | Yukon XL 2500 | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2005 | Cadillac | Escalade | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2005 | Cadillac | Escalade ESV | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2005 | Cadillac | Escalade EXT | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2005 | Chevrolet | Avalanche 1500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2005 | Chevrolet | Avalanche 2500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2005 | Chevrolet | Silverado 1500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2005 | Chevrolet | Silverado 1500 HD | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2005 | Chevrolet | Silverado 2500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2005 | Chevrolet | Silverado 2500 HD | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2005 | Chevrolet | Silverado 3500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2005 | Chevrolet | Suburban 1500 | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2005 | Chevrolet | Suburban 2500 | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2005 | Chevrolet | Tahoe | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2005 | GMC | Sierra 1500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2005 | GMC | Sierra 1500 HD | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2005 | GMC | Sierra 2500 HD | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2005 | GMC | Sierra 3500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2005 | GMC | Yukon | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2005 | GMC | Yukon XL 1500 | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2005 | GMC | Yukon XL 2500 | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2004 | Cadillac | Escalade | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2004 | Cadillac | Escalade ESV | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2004 | Cadillac | Escalade EXT | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2004 | Chevrolet | Avalanche 1500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2004 | Chevrolet | Avalanche 2500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2004 | Chevrolet | Silverado 1500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2004 | Chevrolet | Silverado 2500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2004 | Chevrolet | Silverado 2500 HD | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2004 | Chevrolet | Silverado 3500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2004 | Chevrolet | Suburban 1500 | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2004 | Chevrolet | Suburban 2500 | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2004 | Chevrolet | Tahoe | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2004 | GMC | Sierra 1500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2004 | GMC | Sierra 2500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2004 | GMC | Sierra 2500 HD | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2004 | GMC | Sierra 3500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2004 | GMC | Yukon | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2004 | GMC | Yukon XL 1500 | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2004 | GMC | Yukon XL 2500 | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2003 | Cadillac | Escalade | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2003 | Cadillac | Escalade ESV | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2003 | Cadillac | Escalade EXT | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2003 | Chevrolet | Avalanche 1500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2003 | Chevrolet | Avalanche 2500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2003 | Chevrolet | Silverado 1500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2003 | Chevrolet | Silverado 1500 HD | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2003 | Chevrolet | Silverado 2500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2003 | Chevrolet | Silverado 2500 HD | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2003 | Chevrolet | Silverado 3500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2003 | Chevrolet | Suburban 1500 | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2003 | Chevrolet | Suburban 2500 | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2003 | Chevrolet | Tahoe | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2003 | GMC | Sierra 1500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2003 | GMC | Sierra 1500 HD | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2003 | GMC | Sierra 2500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2003 | GMC | Sierra 2500 HD | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2003 | GMC | Sierra 3500 | Front | For vehicles with Manual Air Conditioning Controls, without RPO Code D07 (Custom Front Floor Console) |
| 2003 | GMC | Yukon | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2003 | GMC | Yukon XL 1500 | Front | Compatible with vehicles equipped with manual air conditioning controls. |
| 2003 | GMC | Yukon XL 2500 | Front | Compatible with vehicles equipped with manual air conditioning controls. |
* 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:
15-81086228071234P1449JA1582RU1264RU571
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.