![Heater/Aircon is making a whistling sound when turned on, the fan has 4 speeds, on speed 1 you can't hear the whistling noise but the higher you turn up the speed the Heater/Aircon is making a whistling sound when turned on, the fan has 4 speeds, on speed 1 you can't hear the whistling noise but the higher you turn up the speed the](https://fordowner.b-cdn.net/uploads/monthly_2019_11/IMG_20191102_124254_746.thumb.jpg.9deae933c86cb22fe5fba5802551ad9a.jpg)
Heater/Aircon is making a whistling sound when turned on, the fan has 4 speeds, on speed 1 you can't hear the whistling noise but the higher you turn up the speed the
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Audi TT Mk2 8J wind whistle sound, wind noise problems and the best DIY guide for this common issue - YouTube
![Why dose my car make a whistling noise when starting it up I only hear it in very cold weather and I don't hear it while driving only when starting it? - Why dose my car make a whistling noise when starting it up I only hear it in very cold weather and I don't hear it while driving only when starting it? -](https://qph.cf2.quoracdn.net/main-qimg-a95d8ba8798fcac495f5dd0b3640a342.webp)
Why dose my car make a whistling noise when starting it up I only hear it in very cold weather and I don't hear it while driving only when starting it? -
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Why My Car AC Making Hissing Noise (English Audio) | Car AC Making Whistling Noise | Buzzing Noise - YouTube
![I'm a renter and this radiator is extremely hot and whistling very loudly. I have no “control” of the heat but I think I can turn the radiators on or off. It's I'm a renter and this radiator is extremely hot and whistling very loudly. I have no “control” of the heat but I think I can turn the radiators on or off. It's](https://preview.redd.it/jjy8f1gy7f381.jpg?width=640&crop=smart&auto=webp&s=dc506c3e19260242dee6611aa921d654d61bcd6d)