CAR IS BLOWING HOT AIR

  • Tiny
  • leerichter
  • 2000 Mercury Sable
  • 200,000 miles

I have a 2000 mercury Sable and it started to blow hot air I have opened the glove box and located the actuator and when the ac is turned on it seems to make noise what could it be

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Saturday, July 28th, 2012 AT 1:15 PM

18 Replies

  • Tiny
  • ASEMaster6371
  • Expert
  • 25,556 posts

First, check the pressures of the ac system for operation then we can talk about mode doors.

Roy

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Saturday, July 28th, 2012 AT 1:26 PM
  • Tiny
  • leerichter
  • Member

Ac system is fine 65/195

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Saturday, July 28th, 2012 AT 1:28 PM
  • Tiny
  • ASEMaster6371
  • Expert
  • 25,556 posts

Blend door motor is a common failure. Can you hear the door moving?

Roy

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Saturday, July 28th, 2012 AT 1:52 PM
  • Tiny
  • leerichter
  • Member

No distinct sound just a kind of hum

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Saturday, July 28th, 2012 AT 1:56 PM
  • Tiny
  • ASEMaster6371
  • Expert
  • 25,556 posts

Sounds like your issue.

Roy

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Saturday, July 28th, 2012 AT 2:00 PM
  • Tiny
  • leerichter
  • Member

What is, and how do you fix it

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Saturday, July 28th, 2012 AT 2:06 PM
  • Tiny
  • ASEMaster6371
  • Expert
  • 25,556 posts

It is a blend door motr, available at a parts store and it is held by 3 smal bolts and an electrical connector. It is very tight to acess.

Roy

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Saturday, July 28th, 2012 AT 2:28 PM
  • Tiny
  • leerichter
  • Member

I got a new actuator and plugged it in and it does not work ether this car has a circuit board next to the actuator and the plugs are connected any idea as to why it is not working

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Saturday, July 28th, 2012 AT 4:40 PM
  • Tiny
  • leerichter
  • Member

Fuse is good to

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Saturday, July 28th, 2012 AT 4:42 PM
  • Tiny
  • ASEMaster6371
  • Expert
  • 25,556 posts

You said it was humming?

Plugs? It has 1 connector.

Roy

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Saturday, July 28th, 2012 AT 4:44 PM

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