【Compatible OEM Numbers】OE Replacement HVAC Blower Motor Resistor, Directly Fit. Reference Number: 15-81773, 1581773, 19260762, 22754990, 15850268, 10325408, 10356906, 10397570, 15827470, 15827491, 52497491, 89018653, 89018849, 93803635, 973-508, 973508. Note: This AC blower motor resistor you selected is a resistor module for auto ac control 【Fitment-1】Compatible Replacement for Chevy: 2003-2009 Trailblazer, 2003-2006 Trailblazer EXT, 2003-2006 Silverado 1500, 2003 & 2005-2006 Silverado 1500 HD, 2007 Silverado 1500 HD Classic, 2003-2004 Silverado 2500, 2003-2006 Silverado 2500 HD, 2007 Silverado 2500 HD Classic, 2007 Silverado 3500 Classic, 2003-2006 Tahoe, 2003-2006 Avalanche 1500, 2003-2006 Avalanche 2500, 2003-2006 Suburban 1500, 2003-2006 Suburban 2500, 2004-2013 Impala, 2014-2015 Impala Limited, 2004-2007 Monte Carlo 【Fitment-2】Compatible Replacement for GMC: 2003-2009 Envoy, 2003-2006 Envoy XL, 2004-2005 Envoy XUV, 2003-2006 Sierra 1500, 2003 & 2005-2006 Sierra 1500 HD, 2007 Sierra 1500 HD Classic, 2003-2004 Sierra 2500, 2003-2004 Sierra 2500 HD, 2007 Sierra 2500 HD Classic, 2007 Sierra 3500 Classic, 2003-2006 Yukon, 2003-2006 Yukon XL 1500, 2003-2006 Yukon XL 2500 【Fitment-3】Compatible Replacement for Cadillac: 2003-2006 Escalade, 2003-2006 Escalade ESV, 2003-2006 Escalade EXT. Compatible Replacement for 2003-2004 Oldsmobile Bravada, 2004-2008 Pontiac Grand Prix, 2004-2007 Buick Rainier, 2005-2009 Buick LaCrosse, 2005 Buick Century, 2005-2010 Buick Allure 【Service】For any pre or after-sale replacements or performance questions or solutions, just email us and we will provide a professional, friendly, and supportive reply within 24 hours.Do check your car model in the "amazon confirmed fit" in the top left corner before ordering

Compatible with Chevy Models (AUTO AC CONTROL)

2003-2009 Trailblazer

2003-2006 Trailblazer EXT

2003-2006 Silverado 1500

2003 & 2005-2006 Silverado 1500 HD

2007 Silverado 1500 HD Classic

2003-2004 Silverado 2500

2003-2006 Silverado 2500 HD

2007 Silverado 2500 HD Classic

2007 Silverado 3500 Classic

2003-2006 Tahoe

2003-2006 Avalanche 1500

2003-2006 Avalanche 2500

2003-2006 Suburban 1500

2003-2006 Suburban 2500

2004-2013 Impala

2014-2015 Impala Limited

2004-2007 Monte Carlo

Compatible with GMC Models (AUTO AC CONTROL)

2003-2009 Envoy

2003-2006 Envoy XL

2004-2005 Envoy XUV

2003-2006 Sierra 1500

2003 & 2005-2006 Sierra 1500 HD

2007 Sierra 1500 HD Classic

2003-2004 Sierra 2500

2003-2004 Sierra 2500 HD

2007 Sierra 2500 HD Classic

2007 Sierra 3500 Classic

2003-2006 Yukon

2003-2006 Yukon XL 1500

2003-2006 Yukon XL 2500

Compatible with Cadillac Models (AUTO AC CONTROL)

2003-2006 Escalade

2003-2006 Escalade ESV

2003-2006 Escalade EXT

Compatible with Other Models (AUTO AC CONTROL)

2003-2004 Oldsmobile Bravada

2004-2008 Pontiac Grand Prix

2004-2007 Buick Rainier

2005-2009 Buick LaCrosse

2005 Buick Century

2005-2010 Buick Allure

OE Number (AUTO AC CONTROL)

15-81773, 1581773, 19260762, 22754990, 15850268, 10325408, 10356906, 10397570, 15827470, 15827491, 52497491, 89018653, 89018849, 93803635, 973-508, 973508

How to replace with new blower motor resistor?

1.Locate the factory blower motor resistor just above the passenger side floor board. 

2.Remove the 2 screws that secure the blower motor resistor to the blower and unplug the connector to the blower motor.

3.Disconnect the harness

4.Using the included wire harness and crimp connectors match each wire from the vehicle to the new harness and crimp securely. 

5.Install the new resistor into the blower motor using the included screws and washer. Finally plug the connector from the new harness into the blower motor.