1999 Chrysler 300 noise from brake pedal

1999 CHRYSLER 300
154,000 MILES • 6 CYL • FWD • AUTOMATIC
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MELLODY8888
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  • 1 POST
When we had a cold spell I noticed that when I started my car it sounded as if a air hose was leaking, when I applied the brake it stopped. My stopping ability has not been affected. I also have noticed that my brakes are not going off when I release the brakes. Now I noticed that there is a whistling coming from the brake inside the car, but it comes n goes.
Apr 10, 2010 at 7:15 PM
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LEGITIMATE007
  • ASE Certified Mechanic
  • 5,121 POSTS
  • ASE Certified Mechanic
hi, it sounds like the break booster, may have a faulty diaphram causing a small vacuum leak, or the vacuum hose connected to the booster, may not be connected well, I would check all the vacuum hoses going to the intake manifold, also have someone pump the brakes while someone else listens and tries to pinpoint.
Apr 13, 2010 at 12:24 PM
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