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Part #: 973-229

Dorman 973-229 HVAC Blower Motor Resistor - Rear

Rear
⚙️ 134 vehicles fit this part
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🚗Fitment: Chevrolet and GMC, Express 1500, Express 2500, Express 3500, Savana 1500, Savana 2500, and Savana 3500
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Reliable HVAC Blower Motor Resistor for Chevrolet and GMC Vans

The Dorman 973-229 HVAC blower motor resistor is designed to restore proper blower motor function in Chevrolet Express and GMC Savana vans. Engineered for durability, this resistor ensures consistent fan speed control for your vehicle's heating and cooling system.

  • Compatible with Chevrolet Express 1500, 2500, 3500 and GMC Savana 1500, 2500, 3500 models
  • Features 2 bolt holes for secure mounting
  • Equipped with a single rectangular female connector
  • Includes 4 male blade terminals for reliable electrical connection
  • Does not include wiring harness or mounting hardware
  • Package contains the blower motor resistor and installation instructions

Product Details and Specifications

The Dorman 973-229 blower motor resistor is built to meet OEM specifications for HVAC blower motor control. It features two bolt holes for stable installation and a rectangular female connector designed to mate with the vehicle’s wiring harness. The resistor has four male blade terminals, ensuring a secure and efficient electrical connection. This part does not come with a wiring harness or mounting hardware, so existing components must be reused during installation.

Compatible Vehicles and Applications

This blower motor resistor is compatible with the following vehicles:

  • Chevrolet Express 1500, 2500, 3500
  • GMC Savana 1500, 2500, 3500

It is specifically designed to regulate blower motor speeds in these full-size vans, helping maintain proper HVAC system performance.

Common Issues Addressed by This Resistor

  • Intermittent or non-functioning blower motor speeds
  • Blower fan stuck on one speed setting
  • HVAC blower motor not responding to control adjustments
  • Overheating or electrical resistance failure in blower motor circuit
  • Reduced airflow from heating and air conditioning vents

Installation Notes and Tips

When installing the Dorman 973-229 blower motor resistor, ensure the vehicle’s ignition is off and the battery is disconnected to prevent electrical shock. Retain the original mounting hardware and wiring harness, as these are not included with the resistor. Carefully connect the rectangular female connector to the vehicle’s wiring harness, verifying that the four male blade terminals align properly. Secure the resistor using the two bolt holes to prevent vibration or loosening during vehicle operation.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 973-229 blower motor resistor undergoes rigorous quality control to ensure reliable performance in Chevrolet Express and GMC Savana vans. Please refer to Dorman’s warranty policy for specific coverage details.

BrandDorman
Part Number973-229
Bolt Hole Quantity2
Terminal TypeBlade
Wire Quantity0
Connector Quantity1
Connector ShapeRectangular
Terminal Quantity4
Connector GenderFemale
Terminal GenderMale
Wiring Harness IncludedNo
Mounting Hardware IncludedNo
Package ContentsBlower motor resistor and instructions

This part fits 134 vehicles. Search below:

YearMakeModelPositionNotes
2019ChevroletExpress 2500Rear
2019ChevroletExpress 3500Rear
2019GMCSavana 2500Rear
2019GMCSavana 3500Rear
2018ChevroletExpress 2500Rear
2018ChevroletExpress 3500Rear
2018GMCSavana 2500Rear
2018GMCSavana 3500Rear
2017ChevroletExpress 2500Rear
2017ChevroletExpress 3500Rear
2017GMCSavana 2500Rear
2017GMCSavana 3500Rear
2016ChevroletExpress 2500Rear
2016ChevroletExpress 3500Rear
2016GMCSavana 2500Rear
2016GMCSavana 3500Rear
2015ChevroletExpress 2500Rear
2015ChevroletExpress 3500Rear
2015GMCSavana 2500Rear
2015GMCSavana 3500Rear
2014ChevroletExpress 1500Rear
2014ChevroletExpress 2500Rear
2014ChevroletExpress 3500Rear
2014GMCSavana 1500Rear
2014GMCSavana 2500Rear
2014GMCSavana 3500Rear
2013ChevroletExpress 1500Rear
2013ChevroletExpress 2500Rear
2013ChevroletExpress 3500Rear
2013GMCSavana 1500Rear
2013GMCSavana 2500Rear
2013GMCSavana 3500Rear
2012ChevroletExpress 1500Rear
2012ChevroletExpress 2500Rear
2012ChevroletExpress 3500Rear
2012GMCSavana 1500Rear
2012GMCSavana 2500Rear
2012GMCSavana 3500Rear
2011ChevroletExpress 1500Rear
2011ChevroletExpress 2500Rear
2011ChevroletExpress 3500Rear
2011GMCSavana 1500Rear
2011GMCSavana 2500Rear
2011GMCSavana 3500Rear
2010ChevroletExpress 1500Rear
2010ChevroletExpress 2500Rear
2010ChevroletExpress 3500Rear
2010GMCSavana 1500Rear
2010GMCSavana 2500Rear
2010GMCSavana 3500Rear
2009ChevroletExpress 1500Rear
2009ChevroletExpress 2500Rear
2009ChevroletExpress 3500Rear
2009GMCSavana 1500Rear
2009GMCSavana 2500Rear
2009GMCSavana 3500Rear
2008ChevroletExpress 1500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2008ChevroletExpress 2500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2008ChevroletExpress 3500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2008GMCSavana 1500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2008GMCSavana 2500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2008GMCSavana 3500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2007ChevroletExpress 1500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2007ChevroletExpress 2500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2007ChevroletExpress 3500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2007GMCSavana 1500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2007GMCSavana 2500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2007GMCSavana 3500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2006ChevroletExpress 1500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2006ChevroletExpress 2500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2006ChevroletExpress 3500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2006GMCSavana 1500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2006GMCSavana 2500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2006GMCSavana 3500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2005ChevroletExpress 1500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2005ChevroletExpress 2500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2005ChevroletExpress 3500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2005GMCSavana 1500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2005GMCSavana 2500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2005GMCSavana 3500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2004ChevroletExpress 1500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2004ChevroletExpress 2500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2004ChevroletExpress 3500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2004GMCSavana 1500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2004GMCSavana 2500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2004GMCSavana 3500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2003ChevroletExpress 1500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2003ChevroletExpress 2500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2003ChevroletExpress 3500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2003GMCSavana 1500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2003GMCSavana 2500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2003GMCSavana 3500Rearw/Rear Auxiliary A/C; wo/Recreation Upfitter Package
2002ChevroletExpress 1500Rear
2002ChevroletExpress 2500Rear
2002ChevroletExpress 3500Rear
2002GMCSavana 1500Rear
2002GMCSavana 2500Rear
2002GMCSavana 3500Rear
2001ChevroletExpress 1500Rear
2001ChevroletExpress 2500Rear
2001ChevroletExpress 3500Rear
2001GMCSavana 1500Rear
2001GMCSavana 2500Rear
2001GMCSavana 3500Rear
2000ChevroletExpress 1500Rear
2000ChevroletExpress 2500Rear
2000ChevroletExpress 3500Rear
2000GMCSavana 1500Rear
2000GMCSavana 2500Rear
2000GMCSavana 3500Rear
1999ChevroletExpress 1500Rear
1999ChevroletExpress 2500Rear
1999ChevroletExpress 3500Rear
1999GMCSavana 1500Rear
1999GMCSavana 2500Rear
1999GMCSavana 3500Rear
1998ChevroletExpress 1500Rear
1998ChevroletExpress 2500Rear
1998ChevroletExpress 3500Rear
1998GMCSavana 1500Rear
1998GMCSavana 2500Rear
1998GMCSavana 3500Rear
1997ChevroletExpress 1500Rear
1997ChevroletExpress 2500Rear
1997ChevroletExpress 3500Rear
1997GMCSavana 1500Rear
1997GMCSavana 2500Rear
1997GMCSavana 3500Rear
1996ChevroletExpress 1500Rear
1996ChevroletExpress 2500Rear
1996ChevroletExpress 3500Rear
1996GMCSavana 1500Rear
1996GMCSavana 2500Rear
1996GMCSavana 3500Rear

* 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:

158623DR770RU1352RU662

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

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