The AC Blower Motor Resistor controls the fan speed in your AC and heating system. If you can no longer adjust the air speed with your AC controls or your AC system no longer blows chances are you need a new Blower Motor Resistor. This COMPLETE KIT includes the Blower Motor Resistor, New Wire Harness, and Wire Harness Connectors. The AC Blower Motor Resistor is located on lower passenger side dash and is easily accessible by removing a few screws. Installation can be completed in under 20 minutes and you can save hundreds by doing this repair yourself.
The factory blower resistor features a flawed connector and resistor design. In order to properly replace your AC Blower Resistor the Resistor as well as the Wire Harness will need to be changed.
- AC not blowing air
- AC continues to blow air when turned off
- No air blowing on low AC setting
- No air blowing on high AC setting
This is a compatible replacement part manufactured by AA Ignition. This Blower Motor Resistor is NOT a genuine Chevrolet, GM or Dorman part. GM and their associated vehicle models and part numbers are used in this listing only to identify the vehicles this Blower Motor Resistor fits.
Complete Kit
This kit comes complete with everything needed to replace your factory blower motor resistor.
Each Kit Includes:
- Blower Motor Resistor
- Wire Harness
- (3) Heat Shrink Crimp Connectors
- (2) Mounting Screws
- Mounting Washer
Fits the Following Vehicles with AUTO A/C Controls
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Chevy Models
- 2003-2006 Silverado 1500
- 2003-2006 Silverado 1500 & 2500 HD
- 2007 Silverado 1500 & 2500 HD Classic
- 2003-2004 Silverado 2500
- 2007 Silverado 3500 Classic
- 2003-2006 Suburban 1500 & 2500
- 2003-2006 Tahoe
- 2003-2009 Trailblazer
- 2003-2006 Trailblazer EXT
- 2003-2006 Avalanche 1500 & 2500
- 2004-2013 Impala
- 2014-2015 Impala Limited
- 2004-2007 Monte Carlo
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GMC Models
- 2003-2006 Sierra 1500 & 1500 HD
- 2007 Sierra 1500 & 2500 HD Classic
- 2003-2004 Sierra 2500 & 2500 HD
- 2007 Sierra 3500 Classic
- 2003-2009 Envoy
- 2003-2006 Envoy XL
- 2004-2005 Envoy XUV
- 2003-2006 Yukon & Yukon XL 1500 & 2500
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Other GM Models
- 2003-2004 Oldsmobile Bravada
- 2004-2008 Pontiac Grand Prix
- 2004-2007 Buick Rainier
- 2005-2009 Buick LaCrosse
- 2005 Buick Century
- 2005-2010 Buick Allure
- 2003-2006 Cadillac Escalade & ESV, EXT
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Replaces Part Numbers
- 15-81773
- 89018778
- 89019351
- 19260762
- 15-80567
- 52495874
- 251946786
- 52416100
- 22754990
- 15850268
- 10325408
- 10356906
- 10397570
- 15827470
- 15827491
- 52497491
- 89018653
- 89018849
- 89018964
- 93803635
- 93803636
- 973-508
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Installation Instructions
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Unscrew Factory Part
Locate the factory blower motor resistor just above the passenger side floor board. Remove the 2 screws that secure the blower motor resistor to the blower and unplug the connector to the blower motor.
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Remove Factory Plug
Disconnect the vehicle's battery and cut the red, black, and purple wire on the 3 wire connector that connects to the blower resistor. Cut the wires 1 at a time
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Connect New Harness
Using the included wire harness and crimp connectors match each wire from the vehicle to the new harness and crimp securely. Heat shrink each wire to insure an insulated connection.
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Install New Resistor
Install the new resistor into the blower motor using the included screws and washer. Plug the connector from the new harness into the blower motor.
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