The most common symptom of a failed blower motor resistor is when the heater fan only runs at high speed and doesn't work at low speeds.
Blower Motor Resistor common locations are near the blower fan motor, under or behind the dashboard, around the passenger footwell etc.

NOTE : Please check the compatible drop down bar and the detailed description to confirm the compatibility before purchase. Thank you!

Compatible with Buick Vehicles:
2008-2016 Enclave
2007-2011 Lucerne

Compatible with Cadillac Vehicles:
2007-2015 CTS
2007-2011 DTS
2007-2017 Escalade
2007-2017 Escalade ESV
2007-2013 Escalade EXT
2007-2009 SRX
2007-2011 STS

Compatible with Chevy Vehicles:
2007-2013 Avalanche
2010-2015 Camaro
2012-2015 Captiva Sport
2007-2017 Equinox
2007-2013 Silverado 1500
2007-2014 Silverado 2500 HD
2007-2014 Silverado 3500 HD
2015-2017 Suburban
2007-2014 Suburban 1500
2007-2013 Suburban 2500
2016-2017 Suburban 3500 HD
2007-2017 Tahoe
2009-2016 Traverse

Compatible with GMC Vehicles:
2007-2017 Acadia
2007-2013 Sierra 1500
2007-2014 Sierra 2500 HD
2007-2014 Sierra 3500 HD
2010-2017 Terrain
2007-2017 Yukon
2015-2017 Yukon XL
2007-2014 Yukon XL 1500
2007-2013 Yukon XL 2500

Compatible with Hummer Vehicles:
2008-2009 H2

Compatible with Pontiac Vehicles:
2007-2009 Torrent

Compatible with Saturn Vehicles:
2007-2010 Outlook
2008-2010 Vue

Compatible with Suzuki Vehicles:
2007-2009 XL-7

Replace Part #: 15-81638, 13501703, 15141283, 1580863, 1581638, 4P1594 blower motor resistor module.

NOTE: This is NOT a genuine part, it's a aftermarket replacement part manufactured by Allmotorparts.