Below are the ignition coils currently available from AA Ignition. We are constantly adding more ignition coils to our catalog so check back for new products.

Air Door Actuator - Replaces# 15-73952, 52495593, 89018374, 604-112 - 2003-2014 Chevrolet, Chevy, GMC, Cadillac, Hummer Models - HVAC Blend Control Actuator - Air Heater Blend Door

Air Door Actuator - Replaces# 15-73952, 52495593, 89018374, 604-112 - 2003-2014 Chevrolet, Chevy, GMC, Cadillac, Hummer Models - HVAC Blend Control Actuator - Air Heater Blend Door Image
  • The air door actuator controls the flow and temperature of air into the interior of the vehicle. This part commonly fails on Chevy Silverado and Chevy Tahoe models and results in inconsistent or incorrect AC temperatures inside the vehicle. It can also air to be directed to the incorrect location such as the vents by your feet rather than the vents on the dash.
  • Replaces part # 15-73952, 52495593, 89018374, 604-112, 604112 – While this is not a genuine GM part it is a direct replacement for the factory blend door actuator. Fits popular Chevy models including – Chevy Silverado 2003, Chevy Silverado 2008, 2010 Silverado, 2005 Chevy Silverado, Chevy Tahoe 2004, Chevy Tahoe 2003, and more see below for all models
  • Fits the following vehicles – 2003-2013 Chevy Silverado, 2003-2014 Chevy Tahoe, 2003-2011 Chevy Avalanche, 2003-2013 GMC Sierra, Yukon, Yukon XL, 2003-2014 Cadillac Escalade, 2008-2009 Hummer H2
  • This blend door or air door actuator features a redesigned housing to insure it lasts longer than the factory blend door on your Chevy. The blend door actuator also features a more rugged internal circuit board which resists heat, corrosion, and vibration.
  • LIFETIME WARRANTY – This air door actuator comes complete with a lifetime warranty. If the part ever fails simply contact us for a replacement.

The Air Door Actuator controls the flow and temperature of air in your vehicle’s AC system. This part commonly fails on Chevrolet, Chevy, GMC, Cadillac, or Hummer models leading incorrect air flow or temperatures inside your vehicle. The blend door actuator is easy to replace on your Chevy Silverado, Chevy Tahoe, GMC, Cadillac, or Hummer. Sometimes called the air heater blend door, this part is an essential part of your Chevy’s air conditioner system.

Fits the following GM models:

  • 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Chevy Silverado 1500 and 2500 HD
  • 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Chevy Tahoe
  • 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Chevy Avalanche
  • 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 GMC Sierra 1500 and 2500 HD
  • 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 GMC Yukon, Yukon XL
  • 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Cadillac Escalade
  • 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Hummer H2

03, 04, 05, 06, 07, 08, 09, 10, 11, 12, 13 model years

Replaces part# 15-73952, 52495593, 89018374, 604-112, 604112

This is not a genuine GM part, the terms Chevrolet, Chevy, GMC, Cadillac, Hummer and their associated models is used only to identify which vehicles this part fits.

Air Door Actuator - Replaces# 15-73952, 52495593, 89018374, 604-112 - 2003-2014 Chevrolet, Chevy, GMC, Cadillac, Hummer Models - HVAC Blend Control Actuator - Air Heater Blend Door

Air Door Actuator - Replaces# 15-73952, 52495593, 89018374, 604-112 - 2003-2014 Chevrolet, Chevy, GMC, Cadillac, Hummer Models - HVAC Blend Control Actuator - Air Heater Blend Door Image
  • The air door actuator controls the flow and temperature of air into the interior of the vehicle. This part commonly fails on Chevy Silverado and Chevy Tahoe models and results in inconsistent or incorrect AC temperatures inside the vehicle. It can also air to be directed to the incorrect location such as the vents by your feet rather than the vents on the dash.
  • Replaces part # 15-73952, 52495593, 89018374, 604-112, 604112 – While this is not a genuine GM part it is a direct replacement for the factory blend door actuator. Fits popular Chevy models including – Chevy Silverado 2003, Chevy Silverado 2008, 2010 Silverado, 2005 Chevy Silverado, Chevy Tahoe 2004, Chevy Tahoe 2003, and more see below for all models
  • Fits the following vehicles – 2003-2013 Chevy Silverado, 2003-2014 Chevy Tahoe, 2003-2011 Chevy Avalanche, 2003-2013 GMC Sierra, Yukon, Yukon XL, 2003-2014 Cadillac Escalade, 2008-2009 Hummer H2
  • This blend door or air door actuator features a redesigned housing to insure it lasts longer than the factory blend door on your Chevy. The blend door actuator also features a more rugged internal circuit board which resists heat, corrosion, and vibration.
  • LIFETIME WARRANTY – This air door actuator comes complete with a lifetime warranty. If the part ever fails simply contact us for a replacement.

The Air Door Actuator controls the flow and temperature of air in your vehicle’s AC system. This part commonly fails on Chevrolet, Chevy, GMC, Cadillac, or Hummer models leading incorrect air flow or temperatures inside your vehicle. The blend door actuator is easy to replace on your Chevy Silverado, Chevy Tahoe, GMC, Cadillac, or Hummer. Sometimes called the air heater blend door, this part is an essential part of your Chevy’s air conditioner system.

Fits the following GM models:

  • 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Chevy Silverado 1500 and 2500 HD
  • 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Chevy Tahoe
  • 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Chevy Avalanche
  • 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 GMC Sierra 1500 and 2500 HD
  • 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 GMC Yukon, Yukon XL
  • 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Cadillac Escalade
  • 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Hummer H2

03, 04, 05, 06, 07, 08, 09, 10, 11, 12, 13 model years

Replaces part# 15-73952, 52495593, 89018374, 604-112, 604112

This is not a genuine GM part, the terms Chevrolet, Chevy, GMC, Cadillac, Hummer and their associated models is used only to identify which vehicles this part fits.