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1-6 of 8 Results
  1. 2011-2014 V6 Mustang Tech
    It was a hot day yesterday, and I had the A/C on. I changed it to MAX A/C, and I hear this loud high pitched whistling noise that gets louder when I turn up the fan speed. It's never done this before, and it won't seem to stop. I've tried pushing all the different settings, and it only whistles...
  2. 2011-2014 Mustang GT Tech
    I just got my Edelbrock Supercharger installed a couple weeks ago and all I can hear at low speeds is a slight whistle and maybe a little blower noise. When I got on the highway for the first time for a prolonged (20 minute) trip, I was somewhat annoyed at the whistling sound that would mostly...
  3. 5.0L Tech
    Car always has a really high pitched whistle and isn't as powerful as usual and I found this.. Anyone tell me if its a blown head gasket?
  4. 5.0L Tech
    Whenever I am driving my car there is always a small whistle, I replaced all vacuum lines, pcv valve, new tb gaskets and more. If I get on it hard it sounds like a loud sucking noise and the car gets loud but isnt moving at its full potential. If this helps, one bolt is stripped on my intake and...
  5. 5.0L Tech
    Hey everyone, happy new year, im having this problem yet again, my car will be sitting at 1k rpm's and ill watch the tachometer and it will bounce to about 1800 rpm's with barely any change to the sound of the idle, it does this very often. seems more often when the heat is on, i've replaced...
  6. 2011-2014 V6 Mustang Tech
    I am now hearing a whistling noise coming from the engine compartment. Don't hear it at idle with hood opened, but a squeal-y-whistle-y noise is definitely coming from my engine upon acceleration, and I don't think it was ever doing that before. Anyone else with a '11 V6 hearing this? I have...
1-6 of 8 Results