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Interior Wind Noise When Recirc Mode is Off

MyMopar8U

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Hey all,

I have tried looking through multiple websites and forums but can't seem to troubleshoot my issue. My truck has 98,000kms on it but just recently I have been getting a whistling noise in my cab when I go above 80km/h. I can make this noise go away by either turning the recirculation mode on, turning the entire hvac system off, or cracking open a window slightly. This is leading me to believe that too much fresh air is getting into my truck and is unable to escape. Does anybody have any ideas of what could be causing this?

Thanks in advance!
 
Last edited:
Try removing the cab filter behind the glove box. If it changes the whistle, re-install or replace it.
 
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