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A/C blending actuator

Tiny
JOHN KEYES
  • MEMBER
  • 2009 GMC YUKON
  • 5.3L
  • V8
  • 4WD
  • AUTOMATIC
  • 15,000 MILES
I had a working both in front not in rear I pulled the fuse under hood 10 amp for a few minutes. Now A/C only works on drivers side five minutes later no ac on either side. Any information would be greatly appreciated. Thanks
Sunday, June 18th, 2017 AT 3:05 PM

3 Replies

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 42,833 POSTS
Hello,

I would try pulling he fuse again to reset the system. If it still is having problems then it sounds like a blend door actuator is not working. Here is a guide the will show you how to replace and check them out to see if they are working.

https://www.2carpros.com/articles/replace-blend-door-motor

Please run some tests and get back to us so we can continue helping you.

Cheers, Ken
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Wednesday, June 21st, 2017 AT 11:48 AM
Tiny
JOHN KEYES
  • MEMBER
  • 2 POSTS
Now I have cold air in the front both sides hot in the back I ordered two actuators one for a spare thanks for the information it says 15000 miles it's actually 150000
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Wednesday, June 21st, 2017 AT 3:01 PM
Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 42,833 POSTS
Okay, please let me know how it goes,

Cheers, Ken
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Wednesday, June 21st, 2017 AT 11:41 PM

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