[Vehicle Fitment-1]: Compatible with Chevrolet Silverado 1500 (1999-2007), Silverado 2500 (2001-2007), Silverado 3500 (2007), Avalanche 1500 2500 (2003-2006), Suburban 1500 2500 (2000-2006), Trailblazer (2003-2009); Compatible with Buick Allure (2005-2009), LaCrosse(2006-2009), Rainier(2004-2007), Century (2005); Compatible with Cadillac Escalade (2003-2006), Escalade ESV/EXT (2003-2006); Compatible with Isuzu Ascender (2003-2008) [Vehicle Fitment-2]: Compatible with GMC Sierra 1500 (1999-2007), Sierra 2500 (2000-2007), Sierra 3500 (2001-2007), Yukon/Yukon XL 1500 2500 (2003-2006), Envoy (2003-2009), W3500 Forward (2003-2007); Compatible with Pontiac Grand Prix (2004-2008); Compatible with Oldsmobile Bravada (2003-2004); Compatible with Saab 9-7x (2005-2009) [Reference Number]: 973-508, RU-631, 89018778, 2400-324548, JA1639, 89018653 --- Before purchasing this HVAC fan motor resistor, please enter your vehicle information in the top left corner to view relevant important notes or check the product description to ensure compatibility with your vehicle. [Important Note]: It fits the model with Automatic Temperature Control only; Included: 1x 5-Pin Blower Motor and 1x Wire Harness [Buy with Confidence]: A-Premium offers a one-year unlimited-mileage guarantee on our meticulously crafted ac blower motor resistor. We offer a wide variety of automotive accessory categories, ensuring that you can hit the road with peace of mind. A-premium HVAC Blower Motor Resistors are an ideal choice to replace your broken HVAC Blower Motor Resistors. All HVAC Blower Motor Resistors meet or exceed OEM specifications. Due to high manufacturing standard, it will come with one year quality guarantee.

Compatible with following Buick Models:
LaCrosse 2005-2007 CX Sedan 4-Door Front
Rainier 2004-2006 Sport Utility Front
Compatible with following Cadillac Models: Escalade 2003-2006 Sport Utility Front
Escalade ESV 2003-2006 Sport Utility Rear
Escalade EXT 2003-2005 Pickup Front
Compatible with following Chevrolet Models: Impala Limited 2014-2016 Impala 2000-2013 Sedan 4-Door Front
Trailblazer 2003-2009 Sport Utility Front
Silverado 1500 Classic/1500 HD Classic 2007 Pickup Front
Silverado 3500 Classic/3500 HD/2500 HD Classic 2007 Cab & Chassis Front
Avalanche 1500 2003-2006 Pickup Front
Silverado 1500 1999-2006 Pickup Front
Silverado 1500 HD 2001-2006 Pickup Front
Suburban 1500 2000-2006 Sport Utility Front
Tahoe/Trailblazer EXT 2003-2006 Sport Utility Front
Suburban 2500 2004-2005 Sport Utility Front
Monte Carlo 2000-20007 Coupe Front
Silverado 2500 2001-2007 Cab & Chassis Front
Compatible with following GMC Models: Envoy 2003-2009 Sport Utility Front
Sierra 1500 1999-2007 Pickup Front
Sierra 2500 HD 2001-2007 Sierra 3500 2003-2006 Cab & Chassis Front
Yukon/Yukon XL 1500/Envoy XL 2003-2006 Sport Utility Front
Sierra 1500 HD 2003/2005 Pickup Front
Envoy XUV 2004 Sport Utility Front
Compatible with Oldsmobile Bravada 2004 Sport Utility Front
Compatible with Pontiac Grand Prix 2004-2008 Base Sedan 4-Door Front

OEM Number: 89018778, 973-508, 2400-324548, JA1639, 89018653, RU-631
Location: Front or Rear
Quantity Sold: One Piece
Note: It will only fit the models with Automatic Temperature Control only