BLEND DOOR ACTUATOR

  • Tiny
  • Jake T Merrill
  • 2003 Hummer H2
  • V8
  • AWD
  • automatic
  • 82,000 miles

Air only comes out my defrost vents, does not come out any other vents?

Friday, December 31st, 2010 AT 4:44 PM

1 Answer

  • Tiny
  • hmac300
  • Expert
  • 42,126 posts

I'llsend a generic drawing. You'll have to check to see if the actuators are working or not. They may not be getting power to them. You can try pulling the hvac fuse(heater) to see if the control will readjust. That workssometimes. Leave it out for about a minute or so.

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Monday, January 10th, 2011 AT 9:38 PM

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