Blowing hot air

2005 MERCEDES BENZ C230
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VIZSLA03
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  • 1 POST
6 cyl Automatic 92000 miles. All of a sudden my A/C started blowing hot air. Engine maintained normal temps, no weird sounds. Just one real hot car ..(in phoenix) i'm praying its not something dreadfully expensive...does it sound like i need freon?
Jul 14, 2009 at 7:40 AM
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STEVEW84
  • ✓ASE Certified Mechanic
  • 673 POSTS
  • ASE Certified Mechanic
This sounds more like the temperature blend door actuator has gone bad here is a guide to help you see what you are in for when changing it out with diagrams below of what it will be like for your car. Is the passenger's side cold?

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

and this might help as well

https://www.2carpros.com/articles/car-air-conditioner-not-working-or-is-weak

Check out the diagrams (Below). Please let us know what happens.

Cheers
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Mar 27, 2020 at 11:50 AM
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